SystemC Simulation
0 + 0 = 0 (0000)
0 + 1 = 1 (0001)
0 + 2 = 2 (0010)
0 + 3 = 3 (0011)
0 + 4 = 4 (0100)
0 + 5 = 5 (0101)
0 + 6 = 6 (0110)
0 + 7 = 7 (0111)
0 + 8 = -8 (1000)
0 + 9 = -7 (1001)
0 + 10 = -6 (1010)
0 + 11 = -5 (1011)
0 + 12 = -4 (1100)
0 + 13 = -3 (1101)
0 + 14 = -2 (1110)
0 + 15 = -1 (1111)
0 + 16 = 0 (0000)
0 + 17 = 1 (0001)
0 + 18 = 2 (0010)
0 + 19 = 3 (0011)
0 + 20 = 4 (0100)
0 + 21 = 5 (0101)
0 + 22 = 6 (0110)
0 + 23 = 7 (0111)
0 + 24 = -8 (1000)
0 + 25 = -7 (1001)
0 + 26 = -6 (1010)
0 + 27 = -5 (1011)
0 + 28 = -4 (1100)
0 + 29 = -3 (1101)
0 + 30 = -2 (1110)
0 + 31 = -1 (1111)
0 + -32 = 0 (0000)
0 + -31 = 1 (0001)
0 + -30 = 2 (0010)
0 + -29 = 3 (0011)
0 + -28 = 4 (0100)
0 + -27 = 5 (0101)
0 + -26 = 6 (0110)
0 + -25 = 7 (0111)
0 + -24 = -8 (1000)
0 + -23 = -7 (1001)
0 + -22 = -6 (1010)
0 + -21 = -5 (1011)
0 + -20 = -4 (1100)
0 + -19 = -3 (1101)
0 + -18 = -2 (1110)
0 + -17 = -1 (1111)
0 + -16 = 0 (0000)
0 + -15 = 1 (0001)
0 + -14 = 2 (0010)
0 + -13 = 3 (0011)
0 + -12 = 4 (0100)
0 + -11 = 5 (0101)
0 + -10 = 6 (0110)
0 + -9 = 7 (0111)
0 + -8 = -8 (1000)
0 + -7 = -7 (1001)
0 + -6 = -6 (1010)
0 + -5 = -5 (1011)
0 + -4 = -4 (1100)
0 + -3 = -3 (1101)
0 + -2 = -2 (1110)
0 + -1 = -1 (1111)
1 + 0 = 1 (0001)
1 + 1 = 2 (0010)
1 + 2 = 3 (0011)
1 + 3 = 4 (0100)
1 + 4 = 5 (0101)
1 + 5 = 6 (0110)
1 + 6 = 7 (0111)
1 + 7 = -8 (1000)
1 + 8 = -7 (1001)
1 + 9 = -6 (1010)
1 + 10 = -5 (1011)
1 + 11 = -4 (1100)
1 + 12 = -3 (1101)
1 + 13 = -2 (1110)
1 + 14 = -1 (1111)
1 + 15 = 0 (0000)
1 + 16 = 1 (0001)
1 + 17 = 2 (0010)
1 + 18 = 3 (0011)
1 + 19 = 4 (0100)
1 + 20 = 5 (0101)
1 + 21 = 6 (0110)
1 + 22 = 7 (0111)
1 + 23 = -8 (1000)
1 + 24 = -7 (1001)
1 + 25 = -6 (1010)
1 + 26 = -5 (1011)
1 + 27 = -4 (1100)
1 + 28 = -3 (1101)
1 + 29 = -2 (1110)
1 + 30 = -1 (1111)
1 + 31 = 0 (0000)
1 + -32 = 1 (0001)
1 + -31 = 2 (0010)
1 + -30 = 3 (0011)
1 + -29 = 4 (0100)
1 + -28 = 5 (0101)
1 + -27 = 6 (0110)
1 + -26 = 7 (0111)
1 + -25 = -8 (1000)
1 + -24 = -7 (1001)
1 + -23 = -6 (1010)
1 + -22 = -5 (1011)
1 + -21 = -4 (1100)
1 + -20 = -3 (1101)
1 + -19 = -2 (1110)
1 + -18 = -1 (1111)
1 + -17 = 0 (0000)
1 + -16 = 1 (0001)
1 + -15 = 2 (0010)
1 + -14 = 3 (0011)
1 + -13 = 4 (0100)
1 + -12 = 5 (0101)
1 + -11 = 6 (0110)
1 + -10 = 7 (0111)
1 + -9 = -8 (1000)
1 + -8 = -7 (1001)
1 + -7 = -6 (1010)
1 + -6 = -5 (1011)
1 + -5 = -4 (1100)
1 + -4 = -3 (1101)
1 + -3 = -2 (1110)
1 + -2 = -1 (1111)
1 + -1 = 0 (0000)
2 + 0 = 2 (0010)
2 + 1 = 3 (0011)
2 + 2 = 4 (0100)
2 + 3 = 5 (0101)
2 + 4 = 6 (0110)
2 + 5 = 7 (0111)
2 + 6 = -8 (1000)
2 + 7 = -7 (1001)
2 + 8 = -6 (1010)
2 + 9 = -5 (1011)
2 + 10 = -4 (1100)
2 + 11 = -3 (1101)
2 + 12 = -2 (1110)
2 + 13 = -1 (1111)
2 + 14 = 0 (0000)
2 + 15 = 1 (0001)
2 + 16 = 2 (0010)
2 + 17 = 3 (0011)
2 + 18 = 4 (0100)
2 + 19 = 5 (0101)
2 + 20 = 6 (0110)
2 + 21 = 7 (0111)
2 + 22 = -8 (1000)
2 + 23 = -7 (1001)
2 + 24 = -6 (1010)
2 + 25 = -5 (1011)
2 + 26 = -4 (1100)
2 + 27 = -3 (1101)
2 + 28 = -2 (1110)
2 + 29 = -1 (1111)
2 + 30 = 0 (0000)
2 + 31 = 1 (0001)
2 + -32 = 2 (0010)
2 + -31 = 3 (0011)
2 + -30 = 4 (0100)
2 + -29 = 5 (0101)
2 + -28 = 6 (0110)
2 + -27 = 7 (0111)
2 + -26 = -8 (1000)
2 + -25 = -7 (1001)
2 + -24 = -6 (1010)
2 + -23 = -5 (1011)
2 + -22 = -4 (1100)
2 + -21 = -3 (1101)
2 + -20 = -2 (1110)
2 + -19 = -1 (1111)
2 + -18 = 0 (0000)
2 + -17 = 1 (0001)
2 + -16 = 2 (0010)
2 + -15 = 3 (0011)
2 + -14 = 4 (0100)
2 + -13 = 5 (0101)
2 + -12 = 6 (0110)
2 + -11 = 7 (0111)
2 + -10 = -8 (1000)
2 + -9 = -7 (1001)
2 + -8 = -6 (1010)
2 + -7 = -5 (1011)
2 + -6 = -4 (1100)
2 + -5 = -3 (1101)
2 + -4 = -2 (1110)
2 + -3 = -1 (1111)
2 + -2 = 0 (0000)
2 + -1 = 1 (0001)
3 + 0 = 3 (0011)
3 + 1 = 4 (0100)
3 + 2 = 5 (0101)
3 + 3 = 6 (0110)
3 + 4 = 7 (0111)
3 + 5 = -8 (1000)
3 + 6 = -7 (1001)
3 + 7 = -6 (1010)
3 + 8 = -5 (1011)
3 + 9 = -4 (1100)
3 + 10 = -3 (1101)
3 + 11 = -2 (1110)
3 + 12 = -1 (1111)
3 + 13 = 0 (0000)
3 + 14 = 1 (0001)
3 + 15 = 2 (0010)
3 + 16 = 3 (0011)
3 + 17 = 4 (0100)
3 + 18 = 5 (0101)
3 + 19 = 6 (0110)
3 + 20 = 7 (0111)
3 + 21 = -8 (1000)
3 + 22 = -7 (1001)
3 + 23 = -6 (1010)
3 + 24 = -5 (1011)
3 + 25 = -4 (1100)
3 + 26 = -3 (1101)
3 + 27 = -2 (1110)
3 + 28 = -1 (1111)
3 + 29 = 0 (0000)
3 + 30 = 1 (0001)
3 + 31 = 2 (0010)
3 + -32 = 3 (0011)
3 + -31 = 4 (0100)
3 + -30 = 5 (0101)
3 + -29 = 6 (0110)
3 + -28 = 7 (0111)
3 + -27 = -8 (1000)
3 + -26 = -7 (1001)
3 + -25 = -6 (1010)
3 + -24 = -5 (1011)
3 + -23 = -4 (1100)
3 + -22 = -3 (1101)
3 + -21 = -2 (1110)
3 + -20 = -1 (1111)
3 + -19 = 0 (0000)
3 + -18 = 1 (0001)
3 + -17 = 2 (0010)
3 + -16 = 3 (0011)
3 + -15 = 4 (0100)
3 + -14 = 5 (0101)
3 + -13 = 6 (0110)
3 + -12 = 7 (0111)
3 + -11 = -8 (1000)
3 + -10 = -7 (1001)
3 + -9 = -6 (1010)
3 + -8 = -5 (1011)
3 + -7 = -4 (1100)
3 + -6 = -3 (1101)
3 + -5 = -2 (1110)
3 + -4 = -1 (1111)
3 + -3 = 0 (0000)
3 + -2 = 1 (0001)
3 + -1 = 2 (0010)
4 + 0 = 4 (0100)
4 + 1 = 5 (0101)
4 + 2 = 6 (0110)
4 + 3 = 7 (0111)
4 + 4 = -8 (1000)
4 + 5 = -7 (1001)
4 + 6 = -6 (1010)
4 + 7 = -5 (1011)
4 + 8 = -4 (1100)
4 + 9 = -3 (1101)
4 + 10 = -2 (1110)
4 + 11 = -1 (1111)
4 + 12 = 0 (0000)
4 + 13 = 1 (0001)
4 + 14 = 2 (0010)
4 + 15 = 3 (0011)
4 + 16 = 4 (0100)
4 + 17 = 5 (0101)
4 + 18 = 6 (0110)
4 + 19 = 7 (0111)
4 + 20 = -8 (1000)
4 + 21 = -7 (1001)
4 + 22 = -6 (1010)
4 + 23 = -5 (1011)
4 + 24 = -4 (1100)
4 + 25 = -3 (1101)
4 + 26 = -2 (1110)
4 + 27 = -1 (1111)
4 + 28 = 0 (0000)
4 + 29 = 1 (0001)
4 + 30 = 2 (0010)
4 + 31 = 3 (0011)
4 + -32 = 4 (0100)
4 + -31 = 5 (0101)
4 + -30 = 6 (0110)
4 + -29 = 7 (0111)
4 + -28 = -8 (1000)
4 + -27 = -7 (1001)
4 + -26 = -6 (1010)
4 + -25 = -5 (1011)
4 + -24 = -4 (1100)
4 + -23 = -3 (1101)
4 + -22 = -2 (1110)
4 + -21 = -1 (1111)
4 + -20 = 0 (0000)
4 + -19 = 1 (0001)
4 + -18 = 2 (0010)
4 + -17 = 3 (0011)
4 + -16 = 4 (0100)
4 + -15 = 5 (0101)
4 + -14 = 6 (0110)
4 + -13 = 7 (0111)
4 + -12 = -8 (1000)
4 + -11 = -7 (1001)
4 + -10 = -6 (1010)
4 + -9 = -5 (1011)
4 + -8 = -4 (1100)
4 + -7 = -3 (1101)
4 + -6 = -2 (1110)
4 + -5 = -1 (1111)
4 + -4 = 0 (0000)
4 + -3 = 1 (0001)
4 + -2 = 2 (0010)
4 + -1 = 3 (0011)
5 + 0 = 5 (0101)
5 + 1 = 6 (0110)
5 + 2 = 7 (0111)
5 + 3 = -8 (1000)
5 + 4 = -7 (1001)
5 + 5 = -6 (1010)
5 + 6 = -5 (1011)
5 + 7 = -4 (1100)
5 + 8 = -3 (1101)
5 + 9 = -2 (1110)
5 + 10 = -1 (1111)
5 + 11 = 0 (0000)
5 + 12 = 1 (0001)
5 + 13 = 2 (0010)
5 + 14 = 3 (0011)
5 + 15 = 4 (0100)
5 + 16 = 5 (0101)
5 + 17 = 6 (0110)
5 + 18 = 7 (0111)
5 + 19 = -8 (1000)
5 + 20 = -7 (1001)
5 + 21 = -6 (1010)
5 + 22 = -5 (1011)
5 + 23 = -4 (1100)
5 + 24 = -3 (1101)
5 + 25 = -2 (1110)
5 + 26 = -1 (1111)
5 + 27 = 0 (0000)
5 + 28 = 1 (0001)
5 + 29 = 2 (0010)
5 + 30 = 3 (0011)
5 + 31 = 4 (0100)
5 + -32 = 5 (0101)
5 + -31 = 6 (0110)
5 + -30 = 7 (0111)
5 + -29 = -8 (1000)
5 + -28 = -7 (1001)
5 + -27 = -6 (1010)
5 + -26 = -5 (1011)
5 + -25 = -4 (1100)
5 + -24 = -3 (1101)
5 + -23 = -2 (1110)
5 + -22 = -1 (1111)
5 + -21 = 0 (0000)
5 + -20 = 1 (0001)
5 + -19 = 2 (0010)
5 + -18 = 3 (0011)
5 + -17 = 4 (0100)
5 + -16 = 5 (0101)
5 + -15 = 6 (0110)
5 + -14 = 7 (0111)
5 + -13 = -8 (1000)
5 + -12 = -7 (1001)
5 + -11 = -6 (1010)
5 + -10 = -5 (1011)
5 + -9 = -4 (1100)
5 + -8 = -3 (1101)
5 + -7 = -2 (1110)
5 + -6 = -1 (1111)
5 + -5 = 0 (0000)
5 + -4 = 1 (0001)
5 + -3 = 2 (0010)
5 + -2 = 3 (0011)
5 + -1 = 4 (0100)
6 + 0 = 6 (0110)
6 + 1 = 7 (0111)
6 + 2 = -8 (1000)
6 + 3 = -7 (1001)
6 + 4 = -6 (1010)
6 + 5 = -5 (1011)
6 + 6 = -4 (1100)
6 + 7 = -3 (1101)
6 + 8 = -2 (1110)
6 + 9 = -1 (1111)
6 + 10 = 0 (0000)
6 + 11 = 1 (0001)
6 + 12 = 2 (0010)
6 + 13 = 3 (0011)
6 + 14 = 4 (0100)
6 + 15 = 5 (0101)
6 + 16 = 6 (0110)
6 + 17 = 7 (0111)
6 + 18 = -8 (1000)
6 + 19 = -7 (1001)
6 + 20 = -6 (1010)
6 + 21 = -5 (1011)
6 + 22 = -4 (1100)
6 + 23 = -3 (1101)
6 + 24 = -2 (1110)
6 + 25 = -1 (1111)
6 + 26 = 0 (0000)
6 + 27 = 1 (0001)
6 + 28 = 2 (0010)
6 + 29 = 3 (0011)
6 + 30 = 4 (0100)
6 + 31 = 5 (0101)
6 + -32 = 6 (0110)
6 + -31 = 7 (0111)
6 + -30 = -8 (1000)
6 + -29 = -7 (1001)
6 + -28 = -6 (1010)
6 + -27 = -5 (1011)
6 + -26 = -4 (1100)
6 + -25 = -3 (1101)
6 + -24 = -2 (1110)
6 + -23 = -1 (1111)
6 + -22 = 0 (0000)
6 + -21 = 1 (0001)
6 + -20 = 2 (0010)
6 + -19 = 3 (0011)
6 + -18 = 4 (0100)
6 + -17 = 5 (0101)
6 + -16 = 6 (0110)
6 + -15 = 7 (0111)
6 + -14 = -8 (1000)
6 + -13 = -7 (1001)
6 + -12 = -6 (1010)
6 + -11 = -5 (1011)
6 + -10 = -4 (1100)
6 + -9 = -3 (1101)
6 + -8 = -2 (1110)
6 + -7 = -1 (1111)
6 + -6 = 0 (0000)
6 + -5 = 1 (0001)
6 + -4 = 2 (0010)
6 + -3 = 3 (0011)
6 + -2 = 4 (0100)
6 + -1 = 5 (0101)
7 + 0 = 7 (0111)
7 + 1 = -8 (1000)
7 + 2 = -7 (1001)
7 + 3 = -6 (1010)
7 + 4 = -5 (1011)
7 + 5 = -4 (1100)
7 + 6 = -3 (1101)
7 + 7 = -2 (1110)
7 + 8 = -1 (1111)
7 + 9 = 0 (0000)
7 + 10 = 1 (0001)
7 + 11 = 2 (0010)
7 + 12 = 3 (0011)
7 + 13 = 4 (0100)
7 + 14 = 5 (0101)
7 + 15 = 6 (0110)
7 + 16 = 7 (0111)
7 + 17 = -8 (1000)
7 + 18 = -7 (1001)
7 + 19 = -6 (1010)
7 + 20 = -5 (1011)
7 + 21 = -4 (1100)
7 + 22 = -3 (1101)
7 + 23 = -2 (1110)
7 + 24 = -1 (1111)
7 + 25 = 0 (0000)
7 + 26 = 1 (0001)
7 + 27 = 2 (0010)
7 + 28 = 3 (0011)
7 + 29 = 4 (0100)
7 + 30 = 5 (0101)
7 + 31 = 6 (0110)
7 + -32 = 7 (0111)
7 + -31 = -8 (1000)
7 + -30 = -7 (1001)
7 + -29 = -6 (1010)
7 + -28 = -5 (1011)
7 + -27 = -4 (1100)
7 + -26 = -3 (1101)
7 + -25 = -2 (1110)
7 + -24 = -1 (1111)
7 + -23 = 0 (0000)
7 + -22 = 1 (0001)
7 + -21 = 2 (0010)
7 + -20 = 3 (0011)
7 + -19 = 4 (0100)
7 + -18 = 5 (0101)
7 + -17 = 6 (0110)
7 + -16 = 7 (0111)
7 + -15 = -8 (1000)
7 + -14 = -7 (1001)
7 + -13 = -6 (1010)
7 + -12 = -5 (1011)
7 + -11 = -4 (1100)
7 + -10 = -3 (1101)
7 + -9 = -2 (1110)
7 + -8 = -1 (1111)
7 + -7 = 0 (0000)
7 + -6 = 1 (0001)
7 + -5 = 2 (0010)
7 + -4 = 3 (0011)
7 + -3 = 4 (0100)
7 + -2 = 5 (0101)
7 + -1 = 6 (0110)
-8 + 0 = -8 (1000)
-8 + 1 = -7 (1001)
-8 + 2 = -6 (1010)
-8 + 3 = -5 (1011)
-8 + 4 = -4 (1100)
-8 + 5 = -3 (1101)
-8 + 6 = -2 (1110)
-8 + 7 = -1 (1111)
-8 + 8 = 0 (0000)
-8 + 9 = 1 (0001)
-8 + 10 = 2 (0010)
-8 + 11 = 3 (0011)
-8 + 12 = 4 (0100)
-8 + 13 = 5 (0101)
-8 + 14 = 6 (0110)
-8 + 15 = 7 (0111)
-8 + 16 = -8 (1000)
-8 + 17 = -7 (1001)
-8 + 18 = -6 (1010)
-8 + 19 = -5 (1011)
-8 + 20 = -4 (1100)
-8 + 21 = -3 (1101)
-8 + 22 = -2 (1110)
-8 + 23 = -1 (1111)
-8 + 24 = 0 (0000)
-8 + 25 = 1 (0001)
-8 + 26 = 2 (0010)
-8 + 27 = 3 (0011)
-8 + 28 = 4 (0100)
-8 + 29 = 5 (0101)
-8 + 30 = 6 (0110)
-8 + 31 = 7 (0111)
-8 + -32 = -8 (1000)
-8 + -31 = -7 (1001)
-8 + -30 = -6 (1010)
-8 + -29 = -5 (1011)
-8 + -28 = -4 (1100)
-8 + -27 = -3 (1101)
-8 + -26 = -2 (1110)
-8 + -25 = -1 (1111)
-8 + -24 = 0 (0000)
-8 + -23 = 1 (0001)
-8 + -22 = 2 (0010)
-8 + -21 = 3 (0011)
-8 + -20 = 4 (0100)
-8 + -19 = 5 (0101)
-8 + -18 = 6 (0110)
-8 + -17 = 7 (0111)
-8 + -16 = -8 (1000)
-8 + -15 = -7 (1001)
-8 + -14 = -6 (1010)
-8 + -13 = -5 (1011)
-8 + -12 = -4 (1100)
-8 + -11 = -3 (1101)
-8 + -10 = -2 (1110)
-8 + -9 = -1 (1111)
-8 + -8 = 0 (0000)
-8 + -7 = 1 (0001)
-8 + -6 = 2 (0010)
-8 + -5 = 3 (0011)
-8 + -4 = 4 (0100)
-8 + -3 = 5 (0101)
-8 + -2 = 6 (0110)
-8 + -1 = 7 (0111)
-7 + 0 = -7 (1001)
-7 + 1 = -6 (1010)
-7 + 2 = -5 (1011)
-7 + 3 = -4 (1100)
-7 + 4 = -3 (1101)
-7 + 5 = -2 (1110)
-7 + 6 = -1 (1111)
-7 + 7 = 0 (0000)
-7 + 8 = 1 (0001)
-7 + 9 = 2 (0010)
-7 + 10 = 3 (0011)
-7 + 11 = 4 (0100)
-7 + 12 = 5 (0101)
-7 + 13 = 6 (0110)
-7 + 14 = 7 (0111)
-7 + 15 = -8 (1000)
-7 + 16 = -7 (1001)
-7 + 17 = -6 (1010)
-7 + 18 = -5 (1011)
-7 + 19 = -4 (1100)
-7 + 20 = -3 (1101)
-7 + 21 = -2 (1110)
-7 + 22 = -1 (1111)
-7 + 23 = 0 (0000)
-7 + 24 = 1 (0001)
-7 + 25 = 2 (0010)
-7 + 26 = 3 (0011)
-7 + 27 = 4 (0100)
-7 + 28 = 5 (0101)
-7 + 29 = 6 (0110)
-7 + 30 = 7 (0111)
-7 + 31 = -8 (1000)
-7 + -32 = -7 (1001)
-7 + -31 = -6 (1010)
-7 + -30 = -5 (1011)
-7 + -29 = -4 (1100)
-7 + -28 = -3 (1101)
-7 + -27 = -2 (1110)
-7 + -26 = -1 (1111)
-7 + -25 = 0 (0000)
-7 + -24 = 1 (0001)
-7 + -23 = 2 (0010)
-7 + -22 = 3 (0011)
-7 + -21 = 4 (0100)
-7 + -20 = 5 (0101)
-7 + -19 = 6 (0110)
-7 + -18 = 7 (0111)
-7 + -17 = -8 (1000)
-7 + -16 = -7 (1001)
-7 + -15 = -6 (1010)
-7 + -14 = -5 (1011)
-7 + -13 = -4 (1100)
-7 + -12 = -3 (1101)
-7 + -11 = -2 (1110)
-7 + -10 = -1 (1111)
-7 + -9 = 0 (0000)
-7 + -8 = 1 (0001)
-7 + -7 = 2 (0010)
-7 + -6 = 3 (0011)
-7 + -5 = 4 (0100)
-7 + -4 = 5 (0101)
-7 + -3 = 6 (0110)
-7 + -2 = 7 (0111)
-7 + -1 = -8 (1000)
-6 + 0 = -6 (1010)
-6 + 1 = -5 (1011)
-6 + 2 = -4 (1100)
-6 + 3 = -3 (1101)
-6 + 4 = -2 (1110)
-6 + 5 = -1 (1111)
-6 + 6 = 0 (0000)
-6 + 7 = 1 (0001)
-6 + 8 = 2 (0010)
-6 + 9 = 3 (0011)
-6 + 10 = 4 (0100)
-6 + 11 = 5 (0101)
-6 + 12 = 6 (0110)
-6 + 13 = 7 (0111)
-6 + 14 = -8 (1000)
-6 + 15 = -7 (1001)
-6 + 16 = -6 (1010)
-6 + 17 = -5 (1011)
-6 + 18 = -4 (1100)
-6 + 19 = -3 (1101)
-6 + 20 = -2 (1110)
-6 + 21 = -1 (1111)
-6 + 22 = 0 (0000)
-6 + 23 = 1 (0001)
-6 + 24 = 2 (0010)
-6 + 25 = 3 (0011)
-6 + 26 = 4 (0100)
-6 + 27 = 5 (0101)
-6 + 28 = 6 (0110)
-6 + 29 = 7 (0111)
-6 + 30 = -8 (1000)
-6 + 31 = -7 (1001)
-6 + -32 = -6 (1010)
-6 + -31 = -5 (1011)
-6 + -30 = -4 (1100)
-6 + -29 = -3 (1101)
-6 + -28 = -2 (1110)
-6 + -27 = -1 (1111)
-6 + -26 = 0 (0000)
-6 + -25 = 1 (0001)
-6 + -24 = 2 (0010)
-6 + -23 = 3 (0011)
-6 + -22 = 4 (0100)
-6 + -21 = 5 (0101)
-6 + -20 = 6 (0110)
-6 + -19 = 7 (0111)
-6 + -18 = -8 (1000)
-6 + -17 = -7 (1001)
-6 + -16 = -6 (1010)
-6 + -15 = -5 (1011)
-6 + -14 = -4 (1100)
-6 + -13 = -3 (1101)
-6 + -12 = -2 (1110)
-6 + -11 = -1 (1111)
-6 + -10 = 0 (0000)
-6 + -9 = 1 (0001)
-6 + -8 = 2 (0010)
-6 + -7 = 3 (0011)
-6 + -6 = 4 (0100)
-6 + -5 = 5 (0101)
-6 + -4 = 6 (0110)
-6 + -3 = 7 (0111)
-6 + -2 = -8 (1000)
-6 + -1 = -7 (1001)
-5 + 0 = -5 (1011)
-5 + 1 = -4 (1100)
-5 + 2 = -3 (1101)
-5 + 3 = -2 (1110)
-5 + 4 = -1 (1111)
-5 + 5 = 0 (0000)
-5 + 6 = 1 (0001)
-5 + 7 = 2 (0010)
-5 + 8 = 3 (0011)
-5 + 9 = 4 (0100)
-5 + 10 = 5 (0101)
-5 + 11 = 6 (0110)
-5 + 12 = 7 (0111)
-5 + 13 = -8 (1000)
-5 + 14 = -7 (1001)
-5 + 15 = -6 (1010)
-5 + 16 = -5 (1011)
-5 + 17 = -4 (1100)
-5 + 18 = -3 (1101)
-5 + 19 = -2 (1110)
-5 + 20 = -1 (1111)
-5 + 21 = 0 (0000)
-5 + 22 = 1 (0001)
-5 + 23 = 2 (0010)
-5 + 24 = 3 (0011)
-5 + 25 = 4 (0100)
-5 + 26 = 5 (0101)
-5 + 27 = 6 (0110)
-5 + 28 = 7 (0111)
-5 + 29 = -8 (1000)
-5 + 30 = -7 (1001)
-5 + 31 = -6 (1010)
-5 + -32 = -5 (1011)
-5 + -31 = -4 (1100)
-5 + -30 = -3 (1101)
-5 + -29 = -2 (1110)
-5 + -28 = -1 (1111)
-5 + -27 = 0 (0000)
-5 + -26 = 1 (0001)
-5 + -25 = 2 (0010)
-5 + -24 = 3 (0011)
-5 + -23 = 4 (0100)
-5 + -22 = 5 (0101)
-5 + -21 = 6 (0110)
-5 + -20 = 7 (0111)
-5 + -19 = -8 (1000)
-5 + -18 = -7 (1001)
-5 + -17 = -6 (1010)
-5 + -16 = -5 (1011)
-5 + -15 = -4 (1100)
-5 + -14 = -3 (1101)
-5 + -13 = -2 (1110)
-5 + -12 = -1 (1111)
-5 + -11 = 0 (0000)
-5 + -10 = 1 (0001)
-5 + -9 = 2 (0010)
-5 + -8 = 3 (0011)
-5 + -7 = 4 (0100)
-5 + -6 = 5 (0101)
-5 + -5 = 6 (0110)
-5 + -4 = 7 (0111)
-5 + -3 = -8 (1000)
-5 + -2 = -7 (1001)
-5 + -1 = -6 (1010)
-4 + 0 = -4 (1100)
-4 + 1 = -3 (1101)
-4 + 2 = -2 (1110)
-4 + 3 = -1 (1111)
-4 + 4 = 0 (0000)
-4 + 5 = 1 (0001)
-4 + 6 = 2 (0010)
-4 + 7 = 3 (0011)
-4 + 8 = 4 (0100)
-4 + 9 = 5 (0101)
-4 + 10 = 6 (0110)
-4 + 11 = 7 (0111)
-4 + 12 = -8 (1000)
-4 + 13 = -7 (1001)
-4 + 14 = -6 (1010)
-4 + 15 = -5 (1011)
-4 + 16 = -4 (1100)
-4 + 17 = -3 (1101)
-4 + 18 = -2 (1110)
-4 + 19 = -1 (1111)
-4 + 20 = 0 (0000)
-4 + 21 = 1 (0001)
-4 + 22 = 2 (0010)
-4 + 23 = 3 (0011)
-4 + 24 = 4 (0100)
-4 + 25 = 5 (0101)
-4 + 26 = 6 (0110)
-4 + 27 = 7 (0111)
-4 + 28 = -8 (1000)
-4 + 29 = -7 (1001)
-4 + 30 = -6 (1010)
-4 + 31 = -5 (1011)
-4 + -32 = -4 (1100)
-4 + -31 = -3 (1101)
-4 + -30 = -2 (1110)
-4 + -29 = -1 (1111)
-4 + -28 = 0 (0000)
-4 + -27 = 1 (0001)
-4 + -26 = 2 (0010)
-4 + -25 = 3 (0011)
-4 + -24 = 4 (0100)
-4 + -23 = 5 (0101)
-4 + -22 = 6 (0110)
-4 + -21 = 7 (0111)
-4 + -20 = -8 (1000)
-4 + -19 = -7 (1001)
-4 + -18 = -6 (1010)
-4 + -17 = -5 (1011)
-4 + -16 = -4 (1100)
-4 + -15 = -3 (1101)
-4 + -14 = -2 (1110)
-4 + -13 = -1 (1111)
-4 + -12 = 0 (0000)
-4 + -11 = 1 (0001)
-4 + -10 = 2 (0010)
-4 + -9 = 3 (0011)
-4 + -8 = 4 (0100)
-4 + -7 = 5 (0101)
-4 + -6 = 6 (0110)
-4 + -5 = 7 (0111)
-4 + -4 = -8 (1000)
-4 + -3 = -7 (1001)
-4 + -2 = -6 (1010)
-4 + -1 = -5 (1011)
-3 + 0 = -3 (1101)
-3 + 1 = -2 (1110)
-3 + 2 = -1 (1111)
-3 + 3 = 0 (0000)
-3 + 4 = 1 (0001)
-3 + 5 = 2 (0010)
-3 + 6 = 3 (0011)
-3 + 7 = 4 (0100)
-3 + 8 = 5 (0101)
-3 + 9 = 6 (0110)
-3 + 10 = 7 (0111)
-3 + 11 = -8 (1000)
-3 + 12 = -7 (1001)
-3 + 13 = -6 (1010)
-3 + 14 = -5 (1011)
-3 + 15 = -4 (1100)
-3 + 16 = -3 (1101)
-3 + 17 = -2 (1110)
-3 + 18 = -1 (1111)
-3 + 19 = 0 (0000)
-3 + 20 = 1 (0001)
-3 + 21 = 2 (0010)
-3 + 22 = 3 (0011)
-3 + 23 = 4 (0100)
-3 + 24 = 5 (0101)
-3 + 25 = 6 (0110)
-3 + 26 = 7 (0111)
-3 + 27 = -8 (1000)
-3 + 28 = -7 (1001)
-3 + 29 = -6 (1010)
-3 + 30 = -5 (1011)
-3 + 31 = -4 (1100)
-3 + -32 = -3 (1101)
-3 + -31 = -2 (1110)
-3 + -30 = -1 (1111)
-3 + -29 = 0 (0000)
-3 + -28 = 1 (0001)
-3 + -27 = 2 (0010)
-3 + -26 = 3 (0011)
-3 + -25 = 4 (0100)
-3 + -24 = 5 (0101)
-3 + -23 = 6 (0110)
-3 + -22 = 7 (0111)
-3 + -21 = -8 (1000)
-3 + -20 = -7 (1001)
-3 + -19 = -6 (1010)
-3 + -18 = -5 (1011)
-3 + -17 = -4 (1100)
-3 + -16 = -3 (1101)
-3 + -15 = -2 (1110)
-3 + -14 = -1 (1111)
-3 + -13 = 0 (0000)
-3 + -12 = 1 (0001)
-3 + -11 = 2 (0010)
-3 + -10 = 3 (0011)
-3 + -9 = 4 (0100)
-3 + -8 = 5 (0101)
-3 + -7 = 6 (0110)
-3 + -6 = 7 (0111)
-3 + -5 = -8 (1000)
-3 + -4 = -7 (1001)
-3 + -3 = -6 (1010)
-3 + -2 = -5 (1011)
-3 + -1 = -4 (1100)
-2 + 0 = -2 (1110)
-2 + 1 = -1 (1111)
-2 + 2 = 0 (0000)
-2 + 3 = 1 (0001)
-2 + 4 = 2 (0010)
-2 + 5 = 3 (0011)
-2 + 6 = 4 (0100)
-2 + 7 = 5 (0101)
-2 + 8 = 6 (0110)
-2 + 9 = 7 (0111)
-2 + 10 = -8 (1000)
-2 + 11 = -7 (1001)
-2 + 12 = -6 (1010)
-2 + 13 = -5 (1011)
-2 + 14 = -4 (1100)
-2 + 15 = -3 (1101)
-2 + 16 = -2 (1110)
-2 + 17 = -1 (1111)
-2 + 18 = 0 (0000)
-2 + 19 = 1 (0001)
-2 + 20 = 2 (0010)
-2 + 21 = 3 (0011)
-2 + 22 = 4 (0100)
-2 + 23 = 5 (0101)
-2 + 24 = 6 (0110)
-2 + 25 = 7 (0111)
-2 + 26 = -8 (1000)
-2 + 27 = -7 (1001)
-2 + 28 = -6 (1010)
-2 + 29 = -5 (1011)
-2 + 30 = -4 (1100)
-2 + 31 = -3 (1101)
-2 + -32 = -2 (1110)
-2 + -31 = -1 (1111)
-2 + -30 = 0 (0000)
-2 + -29 = 1 (0001)
-2 + -28 = 2 (0010)
-2 + -27 = 3 (0011)
-2 + -26 = 4 (0100)
-2 + -25 = 5 (0101)
-2 + -24 = 6 (0110)
-2 + -23 = 7 (0111)
-2 + -22 = -8 (1000)
-2 + -21 = -7 (1001)
-2 + -20 = -6 (1010)
-2 + -19 = -5 (1011)
-2 + -18 = -4 (1100)
-2 + -17 = -3 (1101)
-2 + -16 = -2 (1110)
-2 + -15 = -1 (1111)
-2 + -14 = 0 (0000)
-2 + -13 = 1 (0001)
-2 + -12 = 2 (0010)
-2 + -11 = 3 (0011)
-2 + -10 = 4 (0100)
-2 + -9 = 5 (0101)
-2 + -8 = 6 (0110)
-2 + -7 = 7 (0111)
-2 + -6 = -8 (1000)
-2 + -5 = -7 (1001)
-2 + -4 = -6 (1010)
-2 + -3 = -5 (1011)
-2 + -2 = -4 (1100)
-2 + -1 = -3 (1101)
-1 + 0 = -1 (1111)
-1 + 1 = 0 (0000)
-1 + 2 = 1 (0001)
-1 + 3 = 2 (0010)
-1 + 4 = 3 (0011)
-1 + 5 = 4 (0100)
-1 + 6 = 5 (0101)
-1 + 7 = 6 (0110)
-1 + 8 = 7 (0111)
-1 + 9 = -8 (1000)
-1 + 10 = -7 (1001)
-1 + 11 = -6 (1010)
-1 + 12 = -5 (1011)
-1 + 13 = -4 (1100)
-1 + 14 = -3 (1101)
-1 + 15 = -2 (1110)
-1 + 16 = -1 (1111)
-1 + 17 = 0 (0000)
-1 + 18 = 1 (0001)
-1 + 19 = 2 (0010)
-1 + 20 = 3 (0011)
-1 + 21 = 4 (0100)
-1 + 22 = 5 (0101)
-1 + 23 = 6 (0110)
-1 + 24 = 7 (0111)
-1 + 25 = -8 (1000)
-1 + 26 = -7 (1001)
-1 + 27 = -6 (1010)
-1 + 28 = -5 (1011)
-1 + 29 = -4 (1100)
-1 + 30 = -3 (1101)
-1 + 31 = -2 (1110)
-1 + -32 = -1 (1111)
-1 + -31 = 0 (0000)
-1 + -30 = 1 (0001)
-1 + -29 = 2 (0010)
-1 + -28 = 3 (0011)
-1 + -27 = 4 (0100)
-1 + -26 = 5 (0101)
-1 + -25 = 6 (0110)
-1 + -24 = 7 (0111)
-1 + -23 = -8 (1000)
-1 + -22 = -7 (1001)
-1 + -21 = -6 (1010)
-1 + -20 = -5 (1011)
-1 + -19 = -4 (1100)
-1 + -18 = -3 (1101)
-1 + -17 = -2 (1110)
-1 + -16 = -1 (1111)
-1 + -15 = 0 (0000)
-1 + -14 = 1 (0001)
-1 + -13 = 2 (0010)
-1 + -12 = 3 (0011)
-1 + -11 = 4 (0100)
-1 + -10 = 5 (0101)
-1 + -9 = 6 (0110)
-1 + -8 = 7 (0111)
-1 + -7 = -8 (1000)
-1 + -6 = -7 (1001)
-1 + -5 = -6 (1010)
-1 + -4 = -5 (1011)
-1 + -3 = -4 (1100)
-1 + -2 = -3 (1101)
-1 + -1 = -2 (1110)
0 + 0 = 0 (0000)
0 + 1 = 1 (0001)
0 + 2 = 2 (0010)
0 + 3 = 3 (0011)
0 + 4 = 4 (0100)
0 + 5 = 5 (0101)
0 + 6 = 6 (0110)
0 + 7 = 7 (0111)
0 + 8 = -8 (1000)
0 + 9 = -7 (1001)
0 + 10 = -6 (1010)
0 + 11 = -5 (1011)
0 + 12 = -4 (1100)
0 + 13 = -3 (1101)
0 + 14 = -2 (1110)
0 + 15 = -1 (1111)
0 + 16 = 0 (0000)
0 + 17 = 1 (0001)
0 + 18 = 2 (0010)
0 + 19 = 3 (0011)
0 + 20 = 4 (0100)
0 + 21 = 5 (0101)
0 + 22 = 6 (0110)
0 + 23 = 7 (0111)
0 + 24 = -8 (1000)
0 + 25 = -7 (1001)
0 + 26 = -6 (1010)
0 + 27 = -5 (1011)
0 + 28 = -4 (1100)
0 + 29 = -3 (1101)
0 + 30 = -2 (1110)
0 + 31 = -1 (1111)
0 + -32 = 0 (0000)
0 + -31 = 1 (0001)
0 + -30 = 2 (0010)
0 + -29 = 3 (0011)
0 + -28 = 4 (0100)
0 + -27 = 5 (0101)
0 + -26 = 6 (0110)
0 + -25 = 7 (0111)
0 + -24 = -8 (1000)
0 + -23 = -7 (1001)
0 + -22 = -6 (1010)
0 + -21 = -5 (1011)
0 + -20 = -4 (1100)
0 + -19 = -3 (1101)
0 + -18 = -2 (1110)
0 + -17 = -1 (1111)
0 + -16 = 0 (0000)
0 + -15 = 1 (0001)
0 + -14 = 2 (0010)
0 + -13 = 3 (0011)
0 + -12 = 4 (0100)
0 + -11 = 5 (0101)
0 + -10 = 6 (0110)
0 + -9 = 7 (0111)
0 + -8 = -8 (1000)
0 + -7 = -7 (1001)
0 + -6 = -6 (1010)
0 + -5 = -5 (1011)
0 + -4 = -4 (1100)
0 + -3 = -3 (1101)
0 + -2 = -2 (1110)
0 + -1 = -1 (1111)
1 + 0 = 1 (0001)
1 + 1 = 2 (0010)
1 + 2 = 3 (0011)
1 + 3 = 4 (0100)
1 + 4 = 5 (0101)
1 + 5 = 6 (0110)
1 + 6 = 7 (0111)
1 + 7 = -8 (1000)
1 + 8 = -7 (1001)
1 + 9 = -6 (1010)
1 + 10 = -5 (1011)
1 + 11 = -4 (1100)
1 + 12 = -3 (1101)
1 + 13 = -2 (1110)
1 + 14 = -1 (1111)
1 + 15 = 0 (0000)
1 + 16 = 1 (0001)
1 + 17 = 2 (0010)
1 + 18 = 3 (0011)
1 + 19 = 4 (0100)
1 + 20 = 5 (0101)
1 + 21 = 6 (0110)
1 + 22 = 7 (0111)
1 + 23 = -8 (1000)
1 + 24 = -7 (1001)
1 + 25 = -6 (1010)
1 + 26 = -5 (1011)
1 + 27 = -4 (1100)
1 + 28 = -3 (1101)
1 + 29 = -2 (1110)
1 + 30 = -1 (1111)
1 + 31 = 0 (0000)
1 + -32 = 1 (0001)
1 + -31 = 2 (0010)
1 + -30 = 3 (0011)
1 + -29 = 4 (0100)
1 + -28 = 5 (0101)
1 + -27 = 6 (0110)
1 + -26 = 7 (0111)
1 + -25 = -8 (1000)
1 + -24 = -7 (1001)
1 + -23 = -6 (1010)
1 + -22 = -5 (1011)
1 + -21 = -4 (1100)
1 + -20 = -3 (1101)
1 + -19 = -2 (1110)
1 + -18 = -1 (1111)
1 + -17 = 0 (0000)
1 + -16 = 1 (0001)
1 + -15 = 2 (0010)
1 + -14 = 3 (0011)
1 + -13 = 4 (0100)
1 + -12 = 5 (0101)
1 + -11 = 6 (0110)
1 + -10 = 7 (0111)
1 + -9 = -8 (1000)
1 + -8 = -7 (1001)
1 + -7 = -6 (1010)
1 + -6 = -5 (1011)
1 + -5 = -4 (1100)
1 + -4 = -3 (1101)
1 + -3 = -2 (1110)
1 + -2 = -1 (1111)
1 + -1 = 0 (0000)
2 + 0 = 2 (0010)
2 + 1 = 3 (0011)
2 + 2 = 4 (0100)
2 + 3 = 5 (0101)
2 + 4 = 6 (0110)
2 + 5 = 7 (0111)
2 + 6 = -8 (1000)
2 + 7 = -7 (1001)
2 + 8 = -6 (1010)
2 + 9 = -5 (1011)
2 + 10 = -4 (1100)
2 + 11 = -3 (1101)
2 + 12 = -2 (1110)
2 + 13 = -1 (1111)
2 + 14 = 0 (0000)
2 + 15 = 1 (0001)
2 + 16 = 2 (0010)
2 + 17 = 3 (0011)
2 + 18 = 4 (0100)
2 + 19 = 5 (0101)
2 + 20 = 6 (0110)
2 + 21 = 7 (0111)
2 + 22 = -8 (1000)
2 + 23 = -7 (1001)
2 + 24 = -6 (1010)
2 + 25 = -5 (1011)
2 + 26 = -4 (1100)
2 + 27 = -3 (1101)
2 + 28 = -2 (1110)
2 + 29 = -1 (1111)
2 + 30 = 0 (0000)
2 + 31 = 1 (0001)
2 + -32 = 2 (0010)
2 + -31 = 3 (0011)
2 + -30 = 4 (0100)
2 + -29 = 5 (0101)
2 + -28 = 6 (0110)
2 + -27 = 7 (0111)
2 + -26 = -8 (1000)
2 + -25 = -7 (1001)
2 + -24 = -6 (1010)
2 + -23 = -5 (1011)
2 + -22 = -4 (1100)
2 + -21 = -3 (1101)
2 + -20 = -2 (1110)
2 + -19 = -1 (1111)
2 + -18 = 0 (0000)
2 + -17 = 1 (0001)
2 + -16 = 2 (0010)
2 + -15 = 3 (0011)
2 + -14 = 4 (0100)
2 + -13 = 5 (0101)
2 + -12 = 6 (0110)
2 + -11 = 7 (0111)
2 + -10 = -8 (1000)
2 + -9 = -7 (1001)
2 + -8 = -6 (1010)
2 + -7 = -5 (1011)
2 + -6 = -4 (1100)
2 + -5 = -3 (1101)
2 + -4 = -2 (1110)
2 + -3 = -1 (1111)
2 + -2 = 0 (0000)
2 + -1 = 1 (0001)
3 + 0 = 3 (0011)
3 + 1 = 4 (0100)
3 + 2 = 5 (0101)
3 + 3 = 6 (0110)
3 + 4 = 7 (0111)
3 + 5 = -8 (1000)
3 + 6 = -7 (1001)
3 + 7 = -6 (1010)
3 + 8 = -5 (1011)
3 + 9 = -4 (1100)
3 + 10 = -3 (1101)
3 + 11 = -2 (1110)
3 + 12 = -1 (1111)
3 + 13 = 0 (0000)
3 + 14 = 1 (0001)
3 + 15 = 2 (0010)
3 + 16 = 3 (0011)
3 + 17 = 4 (0100)
3 + 18 = 5 (0101)
3 + 19 = 6 (0110)
3 + 20 = 7 (0111)
3 + 21 = -8 (1000)
3 + 22 = -7 (1001)
3 + 23 = -6 (1010)
3 + 24 = -5 (1011)
3 + 25 = -4 (1100)
3 + 26 = -3 (1101)
3 + 27 = -2 (1110)
3 + 28 = -1 (1111)
3 + 29 = 0 (0000)
3 + 30 = 1 (0001)
3 + 31 = 2 (0010)
3 + -32 = 3 (0011)
3 + -31 = 4 (0100)
3 + -30 = 5 (0101)
3 + -29 = 6 (0110)
3 + -28 = 7 (0111)
3 + -27 = -8 (1000)
3 + -26 = -7 (1001)
3 + -25 = -6 (1010)
3 + -24 = -5 (1011)
3 + -23 = -4 (1100)
3 + -22 = -3 (1101)
3 + -21 = -2 (1110)
3 + -20 = -1 (1111)
3 + -19 = 0 (0000)
3 + -18 = 1 (0001)
3 + -17 = 2 (0010)
3 + -16 = 3 (0011)
3 + -15 = 4 (0100)
3 + -14 = 5 (0101)
3 + -13 = 6 (0110)
3 + -12 = 7 (0111)
3 + -11 = -8 (1000)
3 + -10 = -7 (1001)
3 + -9 = -6 (1010)
3 + -8 = -5 (1011)
3 + -7 = -4 (1100)
3 + -6 = -3 (1101)
3 + -5 = -2 (1110)
3 + -4 = -1 (1111)
3 + -3 = 0 (0000)
3 + -2 = 1 (0001)
3 + -1 = 2 (0010)
4 + 0 = 4 (0100)
4 + 1 = 5 (0101)
4 + 2 = 6 (0110)
4 + 3 = 7 (0111)
4 + 4 = -8 (1000)
4 + 5 = -7 (1001)
4 + 6 = -6 (1010)
4 + 7 = -5 (1011)
4 + 8 = -4 (1100)
4 + 9 = -3 (1101)
4 + 10 = -2 (1110)
4 + 11 = -1 (1111)
4 + 12 = 0 (0000)
4 + 13 = 1 (0001)
4 + 14 = 2 (0010)
4 + 15 = 3 (0011)
4 + 16 = 4 (0100)
4 + 17 = 5 (0101)
4 + 18 = 6 (0110)
4 + 19 = 7 (0111)
4 + 20 = -8 (1000)
4 + 21 = -7 (1001)
4 + 22 = -6 (1010)
4 + 23 = -5 (1011)
4 + 24 = -4 (1100)
4 + 25 = -3 (1101)
4 + 26 = -2 (1110)
4 + 27 = -1 (1111)
4 + 28 = 0 (0000)
4 + 29 = 1 (0001)
4 + 30 = 2 (0010)
4 + 31 = 3 (0011)
4 + -32 = 4 (0100)
4 + -31 = 5 (0101)
4 + -30 = 6 (0110)
4 + -29 = 7 (0111)
4 + -28 = -8 (1000)
4 + -27 = -7 (1001)
4 + -26 = -6 (1010)
4 + -25 = -5 (1011)
4 + -24 = -4 (1100)
4 + -23 = -3 (1101)
4 + -22 = -2 (1110)
4 + -21 = -1 (1111)
4 + -20 = 0 (0000)
4 + -19 = 1 (0001)
4 + -18 = 2 (0010)
4 + -17 = 3 (0011)
4 + -16 = 4 (0100)
4 + -15 = 5 (0101)
4 + -14 = 6 (0110)
4 + -13 = 7 (0111)
4 + -12 = -8 (1000)
4 + -11 = -7 (1001)
4 + -10 = -6 (1010)
4 + -9 = -5 (1011)
4 + -8 = -4 (1100)
4 + -7 = -3 (1101)
4 + -6 = -2 (1110)
4 + -5 = -1 (1111)
4 + -4 = 0 (0000)
4 + -3 = 1 (0001)
4 + -2 = 2 (0010)
4 + -1 = 3 (0011)
5 + 0 = 5 (0101)
5 + 1 = 6 (0110)
5 + 2 = 7 (0111)
5 + 3 = -8 (1000)
5 + 4 = -7 (1001)
5 + 5 = -6 (1010)
5 + 6 = -5 (1011)
5 + 7 = -4 (1100)
5 + 8 = -3 (1101)
5 + 9 = -2 (1110)
5 + 10 = -1 (1111)
5 + 11 = 0 (0000)
5 + 12 = 1 (0001)
5 + 13 = 2 (0010)
5 + 14 = 3 (0011)
5 + 15 = 4 (0100)
5 + 16 = 5 (0101)
5 + 17 = 6 (0110)
5 + 18 = 7 (0111)
5 + 19 = -8 (1000)
5 + 20 = -7 (1001)
5 + 21 = -6 (1010)
5 + 22 = -5 (1011)
5 + 23 = -4 (1100)
5 + 24 = -3 (1101)
5 + 25 = -2 (1110)
5 + 26 = -1 (1111)
5 + 27 = 0 (0000)
5 + 28 = 1 (0001)
5 + 29 = 2 (0010)
5 + 30 = 3 (0011)
5 + 31 = 4 (0100)
5 + -32 = 5 (0101)
5 + -31 = 6 (0110)
5 + -30 = 7 (0111)
5 + -29 = -8 (1000)
5 + -28 = -7 (1001)
5 + -27 = -6 (1010)
5 + -26 = -5 (1011)
5 + -25 = -4 (1100)
5 + -24 = -3 (1101)
5 + -23 = -2 (1110)
5 + -22 = -1 (1111)
5 + -21 = 0 (0000)
5 + -20 = 1 (0001)
5 + -19 = 2 (0010)
5 + -18 = 3 (0011)
5 + -17 = 4 (0100)
5 + -16 = 5 (0101)
5 + -15 = 6 (0110)
5 + -14 = 7 (0111)
5 + -13 = -8 (1000)
5 + -12 = -7 (1001)
5 + -11 = -6 (1010)
5 + -10 = -5 (1011)
5 + -9 = -4 (1100)
5 + -8 = -3 (1101)
5 + -7 = -2 (1110)
5 + -6 = -1 (1111)
5 + -5 = 0 (0000)
5 + -4 = 1 (0001)
5 + -3 = 2 (0010)
5 + -2 = 3 (0011)
5 + -1 = 4 (0100)
6 + 0 = 6 (0110)
6 + 1 = 7 (0111)
6 + 2 = -8 (1000)
6 + 3 = -7 (1001)
6 + 4 = -6 (1010)
6 + 5 = -5 (1011)
6 + 6 = -4 (1100)
6 + 7 = -3 (1101)
6 + 8 = -2 (1110)
6 + 9 = -1 (1111)
6 + 10 = 0 (0000)
6 + 11 = 1 (0001)
6 + 12 = 2 (0010)
6 + 13 = 3 (0011)
6 + 14 = 4 (0100)
6 + 15 = 5 (0101)
6 + 16 = 6 (0110)
6 + 17 = 7 (0111)
6 + 18 = -8 (1000)
6 + 19 = -7 (1001)
6 + 20 = -6 (1010)
6 + 21 = -5 (1011)
6 + 22 = -4 (1100)
6 + 23 = -3 (1101)
6 + 24 = -2 (1110)
6 + 25 = -1 (1111)
6 + 26 = 0 (0000)
6 + 27 = 1 (0001)
6 + 28 = 2 (0010)
6 + 29 = 3 (0011)
6 + 30 = 4 (0100)
6 + 31 = 5 (0101)
6 + -32 = 6 (0110)
6 + -31 = 7 (0111)
6 + -30 = -8 (1000)
6 + -29 = -7 (1001)
6 + -28 = -6 (1010)
6 + -27 = -5 (1011)
6 + -26 = -4 (1100)
6 + -25 = -3 (1101)
6 + -24 = -2 (1110)
6 + -23 = -1 (1111)
6 + -22 = 0 (0000)
6 + -21 = 1 (0001)
6 + -20 = 2 (0010)
6 + -19 = 3 (0011)
6 + -18 = 4 (0100)
6 + -17 = 5 (0101)
6 + -16 = 6 (0110)
6 + -15 = 7 (0111)
6 + -14 = -8 (1000)
6 + -13 = -7 (1001)
6 + -12 = -6 (1010)
6 + -11 = -5 (1011)
6 + -10 = -4 (1100)
6 + -9 = -3 (1101)
6 + -8 = -2 (1110)
6 + -7 = -1 (1111)
6 + -6 = 0 (0000)
6 + -5 = 1 (0001)
6 + -4 = 2 (0010)
6 + -3 = 3 (0011)
6 + -2 = 4 (0100)
6 + -1 = 5 (0101)
7 + 0 = 7 (0111)
7 + 1 = -8 (1000)
7 + 2 = -7 (1001)
7 + 3 = -6 (1010)
7 + 4 = -5 (1011)
7 + 5 = -4 (1100)
7 + 6 = -3 (1101)
7 + 7 = -2 (1110)
7 + 8 = -1 (1111)
7 + 9 = 0 (0000)
7 + 10 = 1 (0001)
7 + 11 = 2 (0010)
7 + 12 = 3 (0011)
7 + 13 = 4 (0100)
7 + 14 = 5 (0101)
7 + 15 = 6 (0110)
7 + 16 = 7 (0111)
7 + 17 = -8 (1000)
7 + 18 = -7 (1001)
7 + 19 = -6 (1010)
7 + 20 = -5 (1011)
7 + 21 = -4 (1100)
7 + 22 = -3 (1101)
7 + 23 = -2 (1110)
7 + 24 = -1 (1111)
7 + 25 = 0 (0000)
7 + 26 = 1 (0001)
7 + 27 = 2 (0010)
7 + 28 = 3 (0011)
7 + 29 = 4 (0100)
7 + 30 = 5 (0101)
7 + 31 = 6 (0110)
7 + -32 = 7 (0111)
7 + -31 = -8 (1000)
7 + -30 = -7 (1001)
7 + -29 = -6 (1010)
7 + -28 = -5 (1011)
7 + -27 = -4 (1100)
7 + -26 = -3 (1101)
7 + -25 = -2 (1110)
7 + -24 = -1 (1111)
7 + -23 = 0 (0000)
7 + -22 = 1 (0001)
7 + -21 = 2 (0010)
7 + -20 = 3 (0011)
7 + -19 = 4 (0100)
7 + -18 = 5 (0101)
7 + -17 = 6 (0110)
7 + -16 = 7 (0111)
7 + -15 = -8 (1000)
7 + -14 = -7 (1001)
7 + -13 = -6 (1010)
7 + -12 = -5 (1011)
7 + -11 = -4 (1100)
7 + -10 = -3 (1101)
7 + -9 = -2 (1110)
7 + -8 = -1 (1111)
7 + -7 = 0 (0000)
7 + -6 = 1 (0001)
7 + -5 = 2 (0010)
7 + -4 = 3 (0011)
7 + -3 = 4 (0100)
7 + -2 = 5 (0101)
7 + -1 = 6 (0110)
-8 + 0 = -8 (1000)
-8 + 1 = -7 (1001)
-8 + 2 = -6 (1010)
-8 + 3 = -5 (1011)
-8 + 4 = -4 (1100)
-8 + 5 = -3 (1101)
-8 + 6 = -2 (1110)
-8 + 7 = -1 (1111)
-8 + 8 = 0 (0000)
-8 + 9 = 1 (0001)
-8 + 10 = 2 (0010)
-8 + 11 = 3 (0011)
-8 + 12 = 4 (0100)
-8 + 13 = 5 (0101)
-8 + 14 = 6 (0110)
-8 + 15 = 7 (0111)
-8 + 16 = -8 (1000)
-8 + 17 = -7 (1001)
-8 + 18 = -6 (1010)
-8 + 19 = -5 (1011)
-8 + 20 = -4 (1100)
-8 + 21 = -3 (1101)
-8 + 22 = -2 (1110)
-8 + 23 = -1 (1111)
-8 + 24 = 0 (0000)
-8 + 25 = 1 (0001)
-8 + 26 = 2 (0010)
-8 + 27 = 3 (0011)
-8 + 28 = 4 (0100)
-8 + 29 = 5 (0101)
-8 + 30 = 6 (0110)
-8 + 31 = 7 (0111)
-8 + -32 = -8 (1000)
-8 + -31 = -7 (1001)
-8 + -30 = -6 (1010)
-8 + -29 = -5 (1011)
-8 + -28 = -4 (1100)
-8 + -27 = -3 (1101)
-8 + -26 = -2 (1110)
-8 + -25 = -1 (1111)
-8 + -24 = 0 (0000)
-8 + -23 = 1 (0001)
-8 + -22 = 2 (0010)
-8 + -21 = 3 (0011)
-8 + -20 = 4 (0100)
-8 + -19 = 5 (0101)
-8 + -18 = 6 (0110)
-8 + -17 = 7 (0111)
-8 + -16 = -8 (1000)
-8 + -15 = -7 (1001)
-8 + -14 = -6 (1010)
-8 + -13 = -5 (1011)
-8 + -12 = -4 (1100)
-8 + -11 = -3 (1101)
-8 + -10 = -2 (1110)
-8 + -9 = -1 (1111)
-8 + -8 = 0 (0000)
-8 + -7 = 1 (0001)
-8 + -6 = 2 (0010)
-8 + -5 = 3 (0011)
-8 + -4 = 4 (0100)
-8 + -3 = 5 (0101)
-8 + -2 = 6 (0110)
-8 + -1 = 7 (0111)
-7 + 0 = -7 (1001)
-7 + 1 = -6 (1010)
-7 + 2 = -5 (1011)
-7 + 3 = -4 (1100)
-7 + 4 = -3 (1101)
-7 + 5 = -2 (1110)
-7 + 6 = -1 (1111)
-7 + 7 = 0 (0000)
-7 + 8 = 1 (0001)
-7 + 9 = 2 (0010)
-7 + 10 = 3 (0011)
-7 + 11 = 4 (0100)
-7 + 12 = 5 (0101)
-7 + 13 = 6 (0110)
-7 + 14 = 7 (0111)
-7 + 15 = -8 (1000)
-7 + 16 = -7 (1001)
-7 + 17 = -6 (1010)
-7 + 18 = -5 (1011)
-7 + 19 = -4 (1100)
-7 + 20 = -3 (1101)
-7 + 21 = -2 (1110)
-7 + 22 = -1 (1111)
-7 + 23 = 0 (0000)
-7 + 24 = 1 (0001)
-7 + 25 = 2 (0010)
-7 + 26 = 3 (0011)
-7 + 27 = 4 (0100)
-7 + 28 = 5 (0101)
-7 + 29 = 6 (0110)
-7 + 30 = 7 (0111)
-7 + 31 = -8 (1000)
-7 + -32 = -7 (1001)
-7 + -31 = -6 (1010)
-7 + -30 = -5 (1011)
-7 + -29 = -4 (1100)
-7 + -28 = -3 (1101)
-7 + -27 = -2 (1110)
-7 + -26 = -1 (1111)
-7 + -25 = 0 (0000)
-7 + -24 = 1 (0001)
-7 + -23 = 2 (0010)
-7 + -22 = 3 (0011)
-7 + -21 = 4 (0100)
-7 + -20 = 5 (0101)
-7 + -19 = 6 (0110)
-7 + -18 = 7 (0111)
-7 + -17 = -8 (1000)
-7 + -16 = -7 (1001)
-7 + -15 = -6 (1010)
-7 + -14 = -5 (1011)
-7 + -13 = -4 (1100)
-7 + -12 = -3 (1101)
-7 + -11 = -2 (1110)
-7 + -10 = -1 (1111)
-7 + -9 = 0 (0000)
-7 + -8 = 1 (0001)
-7 + -7 = 2 (0010)
-7 + -6 = 3 (0011)
-7 + -5 = 4 (0100)
-7 + -4 = 5 (0101)
-7 + -3 = 6 (0110)
-7 + -2 = 7 (0111)
-7 + -1 = -8 (1000)
-6 + 0 = -6 (1010)
-6 + 1 = -5 (1011)
-6 + 2 = -4 (1100)
-6 + 3 = -3 (1101)
-6 + 4 = -2 (1110)
-6 + 5 = -1 (1111)
-6 + 6 = 0 (0000)
-6 + 7 = 1 (0001)
-6 + 8 = 2 (0010)
-6 + 9 = 3 (0011)
-6 + 10 = 4 (0100)
-6 + 11 = 5 (0101)
-6 + 12 = 6 (0110)
-6 + 13 = 7 (0111)
-6 + 14 = -8 (1000)
-6 + 15 = -7 (1001)
-6 + 16 = -6 (1010)
-6 + 17 = -5 (1011)
-6 + 18 = -4 (1100)
-6 + 19 = -3 (1101)
-6 + 20 = -2 (1110)
-6 + 21 = -1 (1111)
-6 + 22 = 0 (0000)
-6 + 23 = 1 (0001)
-6 + 24 = 2 (0010)
-6 + 25 = 3 (0011)
-6 + 26 = 4 (0100)
-6 + 27 = 5 (0101)
-6 + 28 = 6 (0110)
-6 + 29 = 7 (0111)
-6 + 30 = -8 (1000)
-6 + 31 = -7 (1001)
-6 + -32 = -6 (1010)
-6 + -31 = -5 (1011)
-6 + -30 = -4 (1100)
-6 + -29 = -3 (1101)
-6 + -28 = -2 (1110)
-6 + -27 = -1 (1111)
-6 + -26 = 0 (0000)
-6 + -25 = 1 (0001)
-6 + -24 = 2 (0010)
-6 + -23 = 3 (0011)
-6 + -22 = 4 (0100)
-6 + -21 = 5 (0101)
-6 + -20 = 6 (0110)
-6 + -19 = 7 (0111)
-6 + -18 = -8 (1000)
-6 + -17 = -7 (1001)
-6 + -16 = -6 (1010)
-6 + -15 = -5 (1011)
-6 + -14 = -4 (1100)
-6 + -13 = -3 (1101)
-6 + -12 = -2 (1110)
-6 + -11 = -1 (1111)
-6 + -10 = 0 (0000)
-6 + -9 = 1 (0001)
-6 + -8 = 2 (0010)
-6 + -7 = 3 (0011)
-6 + -6 = 4 (0100)
-6 + -5 = 5 (0101)
-6 + -4 = 6 (0110)
-6 + -3 = 7 (0111)
-6 + -2 = -8 (1000)
-6 + -1 = -7 (1001)
-5 + 0 = -5 (1011)
-5 + 1 = -4 (1100)
-5 + 2 = -3 (1101)
-5 + 3 = -2 (1110)
-5 + 4 = -1 (1111)
-5 + 5 = 0 (0000)
-5 + 6 = 1 (0001)
-5 + 7 = 2 (0010)
-5 + 8 = 3 (0011)
-5 + 9 = 4 (0100)
-5 + 10 = 5 (0101)
-5 + 11 = 6 (0110)
-5 + 12 = 7 (0111)
-5 + 13 = -8 (1000)
-5 + 14 = -7 (1001)
-5 + 15 = -6 (1010)
-5 + 16 = -5 (1011)
-5 + 17 = -4 (1100)
-5 + 18 = -3 (1101)
-5 + 19 = -2 (1110)
-5 + 20 = -1 (1111)
-5 + 21 = 0 (0000)
-5 + 22 = 1 (0001)
-5 + 23 = 2 (0010)
-5 + 24 = 3 (0011)
-5 + 25 = 4 (0100)
-5 + 26 = 5 (0101)
-5 + 27 = 6 (0110)
-5 + 28 = 7 (0111)
-5 + 29 = -8 (1000)
-5 + 30 = -7 (1001)
-5 + 31 = -6 (1010)
-5 + -32 = -5 (1011)
-5 + -31 = -4 (1100)
-5 + -30 = -3 (1101)
-5 + -29 = -2 (1110)
-5 + -28 = -1 (1111)
-5 + -27 = 0 (0000)
-5 + -26 = 1 (0001)
-5 + -25 = 2 (0010)
-5 + -24 = 3 (0011)
-5 + -23 = 4 (0100)
-5 + -22 = 5 (0101)
-5 + -21 = 6 (0110)
-5 + -20 = 7 (0111)
-5 + -19 = -8 (1000)
-5 + -18 = -7 (1001)
-5 + -17 = -6 (1010)
-5 + -16 = -5 (1011)
-5 + -15 = -4 (1100)
-5 + -14 = -3 (1101)
-5 + -13 = -2 (1110)
-5 + -12 = -1 (1111)
-5 + -11 = 0 (0000)
-5 + -10 = 1 (0001)
-5 + -9 = 2 (0010)
-5 + -8 = 3 (0011)
-5 + -7 = 4 (0100)
-5 + -6 = 5 (0101)
-5 + -5 = 6 (0110)
-5 + -4 = 7 (0111)
-5 + -3 = -8 (1000)
-5 + -2 = -7 (1001)
-5 + -1 = -6 (1010)
-4 + 0 = -4 (1100)
-4 + 1 = -3 (1101)
-4 + 2 = -2 (1110)
-4 + 3 = -1 (1111)
-4 + 4 = 0 (0000)
-4 + 5 = 1 (0001)
-4 + 6 = 2 (0010)
-4 + 7 = 3 (0011)
-4 + 8 = 4 (0100)
-4 + 9 = 5 (0101)
-4 + 10 = 6 (0110)
-4 + 11 = 7 (0111)
-4 + 12 = -8 (1000)
-4 + 13 = -7 (1001)
-4 + 14 = -6 (1010)
-4 + 15 = -5 (1011)
-4 + 16 = -4 (1100)
-4 + 17 = -3 (1101)
-4 + 18 = -2 (1110)
-4 + 19 = -1 (1111)
-4 + 20 = 0 (0000)
-4 + 21 = 1 (0001)
-4 + 22 = 2 (0010)
-4 + 23 = 3 (0011)
-4 + 24 = 4 (0100)
-4 + 25 = 5 (0101)
-4 + 26 = 6 (0110)
-4 + 27 = 7 (0111)
-4 + 28 = -8 (1000)
-4 + 29 = -7 (1001)
-4 + 30 = -6 (1010)
-4 + 31 = -5 (1011)
-4 + -32 = -4 (1100)
-4 + -31 = -3 (1101)
-4 + -30 = -2 (1110)
-4 + -29 = -1 (1111)
-4 + -28 = 0 (0000)
-4 + -27 = 1 (0001)
-4 + -26 = 2 (0010)
-4 + -25 = 3 (0011)
-4 + -24 = 4 (0100)
-4 + -23 = 5 (0101)
-4 + -22 = 6 (0110)
-4 + -21 = 7 (0111)
-4 + -20 = -8 (1000)
-4 + -19 = -7 (1001)
-4 + -18 = -6 (1010)
-4 + -17 = -5 (1011)
-4 + -16 = -4 (1100)
-4 + -15 = -3 (1101)
-4 + -14 = -2 (1110)
-4 + -13 = -1 (1111)
-4 + -12 = 0 (0000)
-4 + -11 = 1 (0001)
-4 + -10 = 2 (0010)
-4 + -9 = 3 (0011)
-4 + -8 = 4 (0100)
-4 + -7 = 5 (0101)
-4 + -6 = 6 (0110)
-4 + -5 = 7 (0111)
-4 + -4 = -8 (1000)
-4 + -3 = -7 (1001)
-4 + -2 = -6 (1010)
-4 + -1 = -5 (1011)
-3 + 0 = -3 (1101)
-3 + 1 = -2 (1110)
-3 + 2 = -1 (1111)
-3 + 3 = 0 (0000)
-3 + 4 = 1 (0001)
-3 + 5 = 2 (0010)
-3 + 6 = 3 (0011)
-3 + 7 = 4 (0100)
-3 + 8 = 5 (0101)
-3 + 9 = 6 (0110)
-3 + 10 = 7 (0111)
-3 + 11 = -8 (1000)
-3 + 12 = -7 (1001)
-3 + 13 = -6 (1010)
-3 + 14 = -5 (1011)
-3 + 15 = -4 (1100)
-3 + 16 = -3 (1101)
-3 + 17 = -2 (1110)
-3 + 18 = -1 (1111)
-3 + 19 = 0 (0000)
-3 + 20 = 1 (0001)
-3 + 21 = 2 (0010)
-3 + 22 = 3 (0011)
-3 + 23 = 4 (0100)
-3 + 24 = 5 (0101)
-3 + 25 = 6 (0110)
-3 + 26 = 7 (0111)
-3 + 27 = -8 (1000)
-3 + 28 = -7 (1001)
-3 + 29 = -6 (1010)
-3 + 30 = -5 (1011)
-3 + 31 = -4 (1100)
-3 + -32 = -3 (1101)
-3 + -31 = -2 (1110)
-3 + -30 = -1 (1111)
-3 + -29 = 0 (0000)
-3 + -28 = 1 (0001)
-3 + -27 = 2 (0010)
-3 + -26 = 3 (0011)
-3 + -25 = 4 (0100)
-3 + -24 = 5 (0101)
-3 + -23 = 6 (0110)
-3 + -22 = 7 (0111)
-3 + -21 = -8 (1000)
-3 + -20 = -7 (1001)
-3 + -19 = -6 (1010)
-3 + -18 = -5 (1011)
-3 + -17 = -4 (1100)
-3 + -16 = -3 (1101)
-3 + -15 = -2 (1110)
-3 + -14 = -1 (1111)
-3 + -13 = 0 (0000)
-3 + -12 = 1 (0001)
-3 + -11 = 2 (0010)
-3 + -10 = 3 (0011)
-3 + -9 = 4 (0100)
-3 + -8 = 5 (0101)
-3 + -7 = 6 (0110)
-3 + -6 = 7 (0111)
-3 + -5 = -8 (1000)
-3 + -4 = -7 (1001)
-3 + -3 = -6 (1010)
-3 + -2 = -5 (1011)
-3 + -1 = -4 (1100)
-2 + 0 = -2 (1110)
-2 + 1 = -1 (1111)
-2 + 2 = 0 (0000)
-2 + 3 = 1 (0001)
-2 + 4 = 2 (0010)
-2 + 5 = 3 (0011)
-2 + 6 = 4 (0100)
-2 + 7 = 5 (0101)
-2 + 8 = 6 (0110)
-2 + 9 = 7 (0111)
-2 + 10 = -8 (1000)
-2 + 11 = -7 (1001)
-2 + 12 = -6 (1010)
-2 + 13 = -5 (1011)
-2 + 14 = -4 (1100)
-2 + 15 = -3 (1101)
-2 + 16 = -2 (1110)
-2 + 17 = -1 (1111)
-2 + 18 = 0 (0000)
-2 + 19 = 1 (0001)
-2 + 20 = 2 (0010)
-2 + 21 = 3 (0011)
-2 + 22 = 4 (0100)
-2 + 23 = 5 (0101)
-2 + 24 = 6 (0110)
-2 + 25 = 7 (0111)
-2 + 26 = -8 (1000)
-2 + 27 = -7 (1001)
-2 + 28 = -6 (1010)
-2 + 29 = -5 (1011)
-2 + 30 = -4 (1100)
-2 + 31 = -3 (1101)
-2 + -32 = -2 (1110)
-2 + -31 = -1 (1111)
-2 + -30 = 0 (0000)
-2 + -29 = 1 (0001)
-2 + -28 = 2 (0010)
-2 + -27 = 3 (0011)
-2 + -26 = 4 (0100)
-2 + -25 = 5 (0101)
-2 + -24 = 6 (0110)
-2 + -23 = 7 (0111)
-2 + -22 = -8 (1000)
-2 + -21 = -7 (1001)
-2 + -20 = -6 (1010)
-2 + -19 = -5 (1011)
-2 + -18 = -4 (1100)
-2 + -17 = -3 (1101)
-2 + -16 = -2 (1110)
-2 + -15 = -1 (1111)
-2 + -14 = 0 (0000)
-2 + -13 = 1 (0001)
-2 + -12 = 2 (0010)
-2 + -11 = 3 (0011)
-2 + -10 = 4 (0100)
-2 + -9 = 5 (0101)
-2 + -8 = 6 (0110)
-2 + -7 = 7 (0111)
-2 + -6 = -8 (1000)
-2 + -5 = -7 (1001)
-2 + -4 = -6 (1010)
-2 + -3 = -5 (1011)
-2 + -2 = -4 (1100)
-2 + -1 = -3 (1101)
-1 + 0 = -1 (1111)
-1 + 1 = 0 (0000)
-1 + 2 = 1 (0001)
-1 + 3 = 2 (0010)
-1 + 4 = 3 (0011)
-1 + 5 = 4 (0100)
-1 + 6 = 5 (0101)
-1 + 7 = 6 (0110)
-1 + 8 = 7 (0111)
-1 + 9 = -8 (1000)
-1 + 10 = -7 (1001)
-1 + 11 = -6 (1010)
-1 + 12 = -5 (1011)
-1 + 13 = -4 (1100)
-1 + 14 = -3 (1101)
-1 + 15 = -2 (1110)
-1 + 16 = -1 (1111)
-1 + 17 = 0 (0000)
-1 + 18 = 1 (0001)
-1 + 19 = 2 (0010)
-1 + 20 = 3 (0011)
-1 + 21 = 4 (0100)
-1 + 22 = 5 (0101)
-1 + 23 = 6 (0110)
-1 + 24 = 7 (0111)
-1 + 25 = -8 (1000)
-1 + 26 = -7 (1001)
-1 + 27 = -6 (1010)
-1 + 28 = -5 (1011)
-1 + 29 = -4 (1100)
-1 + 30 = -3 (1101)
-1 + 31 = -2 (1110)
-1 + -32 = -1 (1111)
-1 + -31 = 0 (0000)
-1 + -30 = 1 (0001)
-1 + -29 = 2 (0010)
-1 + -28 = 3 (0011)
-1 + -27 = 4 (0100)
-1 + -26 = 5 (0101)
-1 + -25 = 6 (0110)
-1 + -24 = 7 (0111)
-1 + -23 = -8 (1000)
-1 + -22 = -7 (1001)
-1 + -21 = -6 (1010)
-1 + -20 = -5 (1011)
-1 + -19 = -4 (1100)
-1 + -18 = -3 (1101)
-1 + -17 = -2 (1110)
-1 + -16 = -1 (1111)
-1 + -15 = 0 (0000)
-1 + -14 = 1 (0001)
-1 + -13 = 2 (0010)
-1 + -12 = 3 (0011)
-1 + -11 = 4 (0100)
-1 + -10 = 5 (0101)
-1 + -9 = 6 (0110)
-1 + -8 = 7 (0111)
-1 + -7 = -8 (1000)
-1 + -6 = -7 (1001)
-1 + -5 = -6 (1010)
-1 + -4 = -5 (1011)
-1 + -3 = -4 (1100)
-1 + -2 = -3 (1101)
-1 + -1 = -2 (1110)
0 + 0 = 0 (0000)
0 + 1 = 1 (0001)
0 + 2 = 2 (0010)
0 + 3 = 3 (0011)
0 + 4 = 4 (0100)
0 + 5 = 5 (0101)
0 + 6 = 6 (0110)
0 + 7 = 7 (0111)
0 + 8 = -8 (1000)
0 + 9 = -7 (1001)
0 + 10 = -6 (1010)
0 + 11 = -5 (1011)
0 + 12 = -4 (1100)
0 + 13 = -3 (1101)
0 + 14 = -2 (1110)
0 + 15 = -1 (1111)
0 + 16 = 0 (0000)
0 + 17 = 1 (0001)
0 + 18 = 2 (0010)
0 + 19 = 3 (0011)
0 + 20 = 4 (0100)
0 + 21 = 5 (0101)
0 + 22 = 6 (0110)
0 + 23 = 7 (0111)
0 + 24 = -8 (1000)
0 + 25 = -7 (1001)
0 + 26 = -6 (1010)
0 + 27 = -5 (1011)
0 + 28 = -4 (1100)
0 + 29 = -3 (1101)
0 + 30 = -2 (1110)
0 + 31 = -1 (1111)
0 + -32 = 0 (0000)
0 + -31 = 1 (0001)
0 + -30 = 2 (0010)
0 + -29 = 3 (0011)
0 + -28 = 4 (0100)
0 + -27 = 5 (0101)
0 + -26 = 6 (0110)
0 + -25 = 7 (0111)
0 + -24 = -8 (1000)
0 + -23 = -7 (1001)
0 + -22 = -6 (1010)
0 + -21 = -5 (1011)
0 + -20 = -4 (1100)
0 + -19 = -3 (1101)
0 + -18 = -2 (1110)
0 + -17 = -1 (1111)
0 + -16 = 0 (0000)
0 + -15 = 1 (0001)
0 + -14 = 2 (0010)
0 + -13 = 3 (0011)
0 + -12 = 4 (0100)
0 + -11 = 5 (0101)
0 + -10 = 6 (0110)
0 + -9 = 7 (0111)
0 + -8 = -8 (1000)
0 + -7 = -7 (1001)
0 + -6 = -6 (1010)
0 + -5 = -5 (1011)
0 + -4 = -4 (1100)
0 + -3 = -3 (1101)
0 + -2 = -2 (1110)
0 + -1 = -1 (1111)
1 + 0 = 1 (0001)
1 + 1 = 2 (0010)
1 + 2 = 3 (0011)
1 + 3 = 4 (0100)
1 + 4 = 5 (0101)
1 + 5 = 6 (0110)
1 + 6 = 7 (0111)
1 + 7 = -8 (1000)
1 + 8 = -7 (1001)
1 + 9 = -6 (1010)
1 + 10 = -5 (1011)
1 + 11 = -4 (1100)
1 + 12 = -3 (1101)
1 + 13 = -2 (1110)
1 + 14 = -1 (1111)
1 + 15 = 0 (0000)
1 + 16 = 1 (0001)
1 + 17 = 2 (0010)
1 + 18 = 3 (0011)
1 + 19 = 4 (0100)
1 + 20 = 5 (0101)
1 + 21 = 6 (0110)
1 + 22 = 7 (0111)
1 + 23 = -8 (1000)
1 + 24 = -7 (1001)
1 + 25 = -6 (1010)
1 + 26 = -5 (1011)
1 + 27 = -4 (1100)
1 + 28 = -3 (1101)
1 + 29 = -2 (1110)
1 + 30 = -1 (1111)
1 + 31 = 0 (0000)
1 + -32 = 1 (0001)
1 + -31 = 2 (0010)
1 + -30 = 3 (0011)
1 + -29 = 4 (0100)
1 + -28 = 5 (0101)
1 + -27 = 6 (0110)
1 + -26 = 7 (0111)
1 + -25 = -8 (1000)
1 + -24 = -7 (1001)
1 + -23 = -6 (1010)
1 + -22 = -5 (1011)
1 + -21 = -4 (1100)
1 + -20 = -3 (1101)
1 + -19 = -2 (1110)
1 + -18 = -1 (1111)
1 + -17 = 0 (0000)
1 + -16 = 1 (0001)
1 + -15 = 2 (0010)
1 + -14 = 3 (0011)
1 + -13 = 4 (0100)
1 + -12 = 5 (0101)
1 + -11 = 6 (0110)
1 + -10 = 7 (0111)
1 + -9 = -8 (1000)
1 + -8 = -7 (1001)
1 + -7 = -6 (1010)
1 + -6 = -5 (1011)
1 + -5 = -4 (1100)
1 + -4 = -3 (1101)
1 + -3 = -2 (1110)
1 + -2 = -1 (1111)
1 + -1 = 0 (0000)
2 + 0 = 2 (0010)
2 + 1 = 3 (0011)
2 + 2 = 4 (0100)
2 + 3 = 5 (0101)
2 + 4 = 6 (0110)
2 + 5 = 7 (0111)
2 + 6 = -8 (1000)
2 + 7 = -7 (1001)
2 + 8 = -6 (1010)
2 + 9 = -5 (1011)
2 + 10 = -4 (1100)
2 + 11 = -3 (1101)
2 + 12 = -2 (1110)
2 + 13 = -1 (1111)
2 + 14 = 0 (0000)
2 + 15 = 1 (0001)
2 + 16 = 2 (0010)
2 + 17 = 3 (0011)
2 + 18 = 4 (0100)
2 + 19 = 5 (0101)
2 + 20 = 6 (0110)
2 + 21 = 7 (0111)
2 + 22 = -8 (1000)
2 + 23 = -7 (1001)
2 + 24 = -6 (1010)
2 + 25 = -5 (1011)
2 + 26 = -4 (1100)
2 + 27 = -3 (1101)
2 + 28 = -2 (1110)
2 + 29 = -1 (1111)
2 + 30 = 0 (0000)
2 + 31 = 1 (0001)
2 + -32 = 2 (0010)
2 + -31 = 3 (0011)
2 + -30 = 4 (0100)
2 + -29 = 5 (0101)
2 + -28 = 6 (0110)
2 + -27 = 7 (0111)
2 + -26 = -8 (1000)
2 + -25 = -7 (1001)
2 + -24 = -6 (1010)
2 + -23 = -5 (1011)
2 + -22 = -4 (1100)
2 + -21 = -3 (1101)
2 + -20 = -2 (1110)
2 + -19 = -1 (1111)
2 + -18 = 0 (0000)
2 + -17 = 1 (0001)
2 + -16 = 2 (0010)
2 + -15 = 3 (0011)
2 + -14 = 4 (0100)
2 + -13 = 5 (0101)
2 + -12 = 6 (0110)
2 + -11 = 7 (0111)
2 + -10 = -8 (1000)
2 + -9 = -7 (1001)
2 + -8 = -6 (1010)
2 + -7 = -5 (1011)
2 + -6 = -4 (1100)
2 + -5 = -3 (1101)
2 + -4 = -2 (1110)
2 + -3 = -1 (1111)
2 + -2 = 0 (0000)
2 + -1 = 1 (0001)
3 + 0 = 3 (0011)
3 + 1 = 4 (0100)
3 + 2 = 5 (0101)
3 + 3 = 6 (0110)
3 + 4 = 7 (0111)
3 + 5 = -8 (1000)
3 + 6 = -7 (1001)
3 + 7 = -6 (1010)
3 + 8 = -5 (1011)
3 + 9 = -4 (1100)
3 + 10 = -3 (1101)
3 + 11 = -2 (1110)
3 + 12 = -1 (1111)
3 + 13 = 0 (0000)
3 + 14 = 1 (0001)
3 + 15 = 2 (0010)
3 + 16 = 3 (0011)
3 + 17 = 4 (0100)
3 + 18 = 5 (0101)
3 + 19 = 6 (0110)
3 + 20 = 7 (0111)
3 + 21 = -8 (1000)
3 + 22 = -7 (1001)
3 + 23 = -6 (1010)
3 + 24 = -5 (1011)
3 + 25 = -4 (1100)
3 + 26 = -3 (1101)
3 + 27 = -2 (1110)
3 + 28 = -1 (1111)
3 + 29 = 0 (0000)
3 + 30 = 1 (0001)
3 + 31 = 2 (0010)
3 + -32 = 3 (0011)
3 + -31 = 4 (0100)
3 + -30 = 5 (0101)
3 + -29 = 6 (0110)
3 + -28 = 7 (0111)
3 + -27 = -8 (1000)
3 + -26 = -7 (1001)
3 + -25 = -6 (1010)
3 + -24 = -5 (1011)
3 + -23 = -4 (1100)
3 + -22 = -3 (1101)
3 + -21 = -2 (1110)
3 + -20 = -1 (1111)
3 + -19 = 0 (0000)
3 + -18 = 1 (0001)
3 + -17 = 2 (0010)
3 + -16 = 3 (0011)
3 + -15 = 4 (0100)
3 + -14 = 5 (0101)
3 + -13 = 6 (0110)
3 + -12 = 7 (0111)
3 + -11 = -8 (1000)
3 + -10 = -7 (1001)
3 + -9 = -6 (1010)
3 + -8 = -5 (1011)
3 + -7 = -4 (1100)
3 + -6 = -3 (1101)
3 + -5 = -2 (1110)
3 + -4 = -1 (1111)
3 + -3 = 0 (0000)
3 + -2 = 1 (0001)
3 + -1 = 2 (0010)
4 + 0 = 4 (0100)
4 + 1 = 5 (0101)
4 + 2 = 6 (0110)
4 + 3 = 7 (0111)
4 + 4 = -8 (1000)
4 + 5 = -7 (1001)
4 + 6 = -6 (1010)
4 + 7 = -5 (1011)
4 + 8 = -4 (1100)
4 + 9 = -3 (1101)
4 + 10 = -2 (1110)
4 + 11 = -1 (1111)
4 + 12 = 0 (0000)
4 + 13 = 1 (0001)
4 + 14 = 2 (0010)
4 + 15 = 3 (0011)
4 + 16 = 4 (0100)
4 + 17 = 5 (0101)
4 + 18 = 6 (0110)
4 + 19 = 7 (0111)
4 + 20 = -8 (1000)
4 + 21 = -7 (1001)
4 + 22 = -6 (1010)
4 + 23 = -5 (1011)
4 + 24 = -4 (1100)
4 + 25 = -3 (1101)
4 + 26 = -2 (1110)
4 + 27 = -1 (1111)
4 + 28 = 0 (0000)
4 + 29 = 1 (0001)
4 + 30 = 2 (0010)
4 + 31 = 3 (0011)
4 + -32 = 4 (0100)
4 + -31 = 5 (0101)
4 + -30 = 6 (0110)
4 + -29 = 7 (0111)
4 + -28 = -8 (1000)
4 + -27 = -7 (1001)
4 + -26 = -6 (1010)
4 + -25 = -5 (1011)
4 + -24 = -4 (1100)
4 + -23 = -3 (1101)
4 + -22 = -2 (1110)
4 + -21 = -1 (1111)
4 + -20 = 0 (0000)
4 + -19 = 1 (0001)
4 + -18 = 2 (0010)
4 + -17 = 3 (0011)
4 + -16 = 4 (0100)
4 + -15 = 5 (0101)
4 + -14 = 6 (0110)
4 + -13 = 7 (0111)
4 + -12 = -8 (1000)
4 + -11 = -7 (1001)
4 + -10 = -6 (1010)
4 + -9 = -5 (1011)
4 + -8 = -4 (1100)
4 + -7 = -3 (1101)
4 + -6 = -2 (1110)
4 + -5 = -1 (1111)
4 + -4 = 0 (0000)
4 + -3 = 1 (0001)
4 + -2 = 2 (0010)
4 + -1 = 3 (0011)
5 + 0 = 5 (0101)
5 + 1 = 6 (0110)
5 + 2 = 7 (0111)
5 + 3 = -8 (1000)
5 + 4 = -7 (1001)
5 + 5 = -6 (1010)
5 + 6 = -5 (1011)
5 + 7 = -4 (1100)
5 + 8 = -3 (1101)
5 + 9 = -2 (1110)
5 + 10 = -1 (1111)
5 + 11 = 0 (0000)
5 + 12 = 1 (0001)
5 + 13 = 2 (0010)
5 + 14 = 3 (0011)
5 + 15 = 4 (0100)
5 + 16 = 5 (0101)
5 + 17 = 6 (0110)
5 + 18 = 7 (0111)
5 + 19 = -8 (1000)
5 + 20 = -7 (1001)
5 + 21 = -6 (1010)
5 + 22 = -5 (1011)
5 + 23 = -4 (1100)
5 + 24 = -3 (1101)
5 + 25 = -2 (1110)
5 + 26 = -1 (1111)
5 + 27 = 0 (0000)
5 + 28 = 1 (0001)
5 + 29 = 2 (0010)
5 + 30 = 3 (0011)
5 + 31 = 4 (0100)
5 + -32 = 5 (0101)
5 + -31 = 6 (0110)
5 + -30 = 7 (0111)
5 + -29 = -8 (1000)
5 + -28 = -7 (1001)
5 + -27 = -6 (1010)
5 + -26 = -5 (1011)
5 + -25 = -4 (1100)
5 + -24 = -3 (1101)
5 + -23 = -2 (1110)
5 + -22 = -1 (1111)
5 + -21 = 0 (0000)
5 + -20 = 1 (0001)
5 + -19 = 2 (0010)
5 + -18 = 3 (0011)
5 + -17 = 4 (0100)
5 + -16 = 5 (0101)
5 + -15 = 6 (0110)
5 + -14 = 7 (0111)
5 + -13 = -8 (1000)
5 + -12 = -7 (1001)
5 + -11 = -6 (1010)
5 + -10 = -5 (1011)
5 + -9 = -4 (1100)
5 + -8 = -3 (1101)
5 + -7 = -2 (1110)
5 + -6 = -1 (1111)
5 + -5 = 0 (0000)
5 + -4 = 1 (0001)
5 + -3 = 2 (0010)
5 + -2 = 3 (0011)
5 + -1 = 4 (0100)
6 + 0 = 6 (0110)
6 + 1 = 7 (0111)
6 + 2 = -8 (1000)
6 + 3 = -7 (1001)
6 + 4 = -6 (1010)
6 + 5 = -5 (1011)
6 + 6 = -4 (1100)
6 + 7 = -3 (1101)
6 + 8 = -2 (1110)
6 + 9 = -1 (1111)
6 + 10 = 0 (0000)
6 + 11 = 1 (0001)
6 + 12 = 2 (0010)
6 + 13 = 3 (0011)
6 + 14 = 4 (0100)
6 + 15 = 5 (0101)
6 + 16 = 6 (0110)
6 + 17 = 7 (0111)
6 + 18 = -8 (1000)
6 + 19 = -7 (1001)
6 + 20 = -6 (1010)
6 + 21 = -5 (1011)
6 + 22 = -4 (1100)
6 + 23 = -3 (1101)
6 + 24 = -2 (1110)
6 + 25 = -1 (1111)
6 + 26 = 0 (0000)
6 + 27 = 1 (0001)
6 + 28 = 2 (0010)
6 + 29 = 3 (0011)
6 + 30 = 4 (0100)
6 + 31 = 5 (0101)
6 + -32 = 6 (0110)
6 + -31 = 7 (0111)
6 + -30 = -8 (1000)
6 + -29 = -7 (1001)
6 + -28 = -6 (1010)
6 + -27 = -5 (1011)
6 + -26 = -4 (1100)
6 + -25 = -3 (1101)
6 + -24 = -2 (1110)
6 + -23 = -1 (1111)
6 + -22 = 0 (0000)
6 + -21 = 1 (0001)
6 + -20 = 2 (0010)
6 + -19 = 3 (0011)
6 + -18 = 4 (0100)
6 + -17 = 5 (0101)
6 + -16 = 6 (0110)
6 + -15 = 7 (0111)
6 + -14 = -8 (1000)
6 + -13 = -7 (1001)
6 + -12 = -6 (1010)
6 + -11 = -5 (1011)
6 + -10 = -4 (1100)
6 + -9 = -3 (1101)
6 + -8 = -2 (1110)
6 + -7 = -1 (1111)
6 + -6 = 0 (0000)
6 + -5 = 1 (0001)
6 + -4 = 2 (0010)
6 + -3 = 3 (0011)
6 + -2 = 4 (0100)
6 + -1 = 5 (0101)
7 + 0 = 7 (0111)
7 + 1 = -8 (1000)
7 + 2 = -7 (1001)
7 + 3 = -6 (1010)
7 + 4 = -5 (1011)
7 + 5 = -4 (1100)
7 + 6 = -3 (1101)
7 + 7 = -2 (1110)
7 + 8 = -1 (1111)
7 + 9 = 0 (0000)
7 + 10 = 1 (0001)
7 + 11 = 2 (0010)
7 + 12 = 3 (0011)
7 + 13 = 4 (0100)
7 + 14 = 5 (0101)
7 + 15 = 6 (0110)
7 + 16 = 7 (0111)
7 + 17 = -8 (1000)
7 + 18 = -7 (1001)
7 + 19 = -6 (1010)
7 + 20 = -5 (1011)
7 + 21 = -4 (1100)
7 + 22 = -3 (1101)
7 + 23 = -2 (1110)
7 + 24 = -1 (1111)
7 + 25 = 0 (0000)
7 + 26 = 1 (0001)
7 + 27 = 2 (0010)
7 + 28 = 3 (0011)
7 + 29 = 4 (0100)
7 + 30 = 5 (0101)
7 + 31 = 6 (0110)
7 + -32 = 7 (0111)
7 + -31 = -8 (1000)
7 + -30 = -7 (1001)
7 + -29 = -6 (1010)
7 + -28 = -5 (1011)
7 + -27 = -4 (1100)
7 + -26 = -3 (1101)
7 + -25 = -2 (1110)
7 + -24 = -1 (1111)
7 + -23 = 0 (0000)
7 + -22 = 1 (0001)
7 + -21 = 2 (0010)
7 + -20 = 3 (0011)
7 + -19 = 4 (0100)
7 + -18 = 5 (0101)
7 + -17 = 6 (0110)
7 + -16 = 7 (0111)
7 + -15 = -8 (1000)
7 + -14 = -7 (1001)
7 + -13 = -6 (1010)
7 + -12 = -5 (1011)
7 + -11 = -4 (1100)
7 + -10 = -3 (1101)
7 + -9 = -2 (1110)
7 + -8 = -1 (1111)
7 + -7 = 0 (0000)
7 + -6 = 1 (0001)
7 + -5 = 2 (0010)
7 + -4 = 3 (0011)
7 + -3 = 4 (0100)
7 + -2 = 5 (0101)
7 + -1 = 6 (0110)
-8 + 0 = -8 (1000)
-8 + 1 = -7 (1001)
-8 + 2 = -6 (1010)
-8 + 3 = -5 (1011)
-8 + 4 = -4 (1100)
-8 + 5 = -3 (1101)
-8 + 6 = -2 (1110)
-8 + 7 = -1 (1111)
-8 + 8 = 0 (0000)
-8 + 9 = 1 (0001)
-8 + 10 = 2 (0010)
-8 + 11 = 3 (0011)
-8 + 12 = 4 (0100)
-8 + 13 = 5 (0101)
-8 + 14 = 6 (0110)
-8 + 15 = 7 (0111)
-8 + 16 = -8 (1000)
-8 + 17 = -7 (1001)
-8 + 18 = -6 (1010)
-8 + 19 = -5 (1011)
-8 + 20 = -4 (1100)
-8 + 21 = -3 (1101)
-8 + 22 = -2 (1110)
-8 + 23 = -1 (1111)
-8 + 24 = 0 (0000)
-8 + 25 = 1 (0001)
-8 + 26 = 2 (0010)
-8 + 27 = 3 (0011)
-8 + 28 = 4 (0100)
-8 + 29 = 5 (0101)
-8 + 30 = 6 (0110)
-8 + 31 = 7 (0111)
-8 + -32 = -8 (1000)
-8 + -31 = -7 (1001)
-8 + -30 = -6 (1010)
-8 + -29 = -5 (1011)
-8 + -28 = -4 (1100)
-8 + -27 = -3 (1101)
-8 + -26 = -2 (1110)
-8 + -25 = -1 (1111)
-8 + -24 = 0 (0000)
-8 + -23 = 1 (0001)
-8 + -22 = 2 (0010)
-8 + -21 = 3 (0011)
-8 + -20 = 4 (0100)
-8 + -19 = 5 (0101)
-8 + -18 = 6 (0110)
-8 + -17 = 7 (0111)
-8 + -16 = -8 (1000)
-8 + -15 = -7 (1001)
-8 + -14 = -6 (1010)
-8 + -13 = -5 (1011)
-8 + -12 = -4 (1100)
-8 + -11 = -3 (1101)
-8 + -10 = -2 (1110)
-8 + -9 = -1 (1111)
-8 + -8 = 0 (0000)
-8 + -7 = 1 (0001)
-8 + -6 = 2 (0010)
-8 + -5 = 3 (0011)
-8 + -4 = 4 (0100)
-8 + -3 = 5 (0101)
-8 + -2 = 6 (0110)
-8 + -1 = 7 (0111)
-7 + 0 = -7 (1001)
-7 + 1 = -6 (1010)
-7 + 2 = -5 (1011)
-7 + 3 = -4 (1100)
-7 + 4 = -3 (1101)
-7 + 5 = -2 (1110)
-7 + 6 = -1 (1111)
-7 + 7 = 0 (0000)
-7 + 8 = 1 (0001)
-7 + 9 = 2 (0010)
-7 + 10 = 3 (0011)
-7 + 11 = 4 (0100)
-7 + 12 = 5 (0101)
-7 + 13 = 6 (0110)
-7 + 14 = 7 (0111)
-7 + 15 = -8 (1000)
-7 + 16 = -7 (1001)
-7 + 17 = -6 (1010)
-7 + 18 = -5 (1011)
-7 + 19 = -4 (1100)
-7 + 20 = -3 (1101)
-7 + 21 = -2 (1110)
-7 + 22 = -1 (1111)
-7 + 23 = 0 (0000)
-7 + 24 = 1 (0001)
-7 + 25 = 2 (0010)
-7 + 26 = 3 (0011)
-7 + 27 = 4 (0100)
-7 + 28 = 5 (0101)
-7 + 29 = 6 (0110)
-7 + 30 = 7 (0111)
-7 + 31 = -8 (1000)
-7 + -32 = -7 (1001)
-7 + -31 = -6 (1010)
-7 + -30 = -5 (1011)
-7 + -29 = -4 (1100)
-7 + -28 = -3 (1101)
-7 + -27 = -2 (1110)
-7 + -26 = -1 (1111)
-7 + -25 = 0 (0000)
-7 + -24 = 1 (0001)
-7 + -23 = 2 (0010)
-7 + -22 = 3 (0011)
-7 + -21 = 4 (0100)
-7 + -20 = 5 (0101)
-7 + -19 = 6 (0110)
-7 + -18 = 7 (0111)
-7 + -17 = -8 (1000)
-7 + -16 = -7 (1001)
-7 + -15 = -6 (1010)
-7 + -14 = -5 (1011)
-7 + -13 = -4 (1100)
-7 + -12 = -3 (1101)
-7 + -11 = -2 (1110)
-7 + -10 = -1 (1111)
-7 + -9 = 0 (0000)
-7 + -8 = 1 (0001)
-7 + -7 = 2 (0010)
-7 + -6 = 3 (0011)
-7 + -5 = 4 (0100)
-7 + -4 = 5 (0101)
-7 + -3 = 6 (0110)
-7 + -2 = 7 (0111)
-7 + -1 = -8 (1000)
-6 + 0 = -6 (1010)
-6 + 1 = -5 (1011)
-6 + 2 = -4 (1100)
-6 + 3 = -3 (1101)
-6 + 4 = -2 (1110)
-6 + 5 = -1 (1111)
-6 + 6 = 0 (0000)
-6 + 7 = 1 (0001)
-6 + 8 = 2 (0010)
-6 + 9 = 3 (0011)
-6 + 10 = 4 (0100)
-6 + 11 = 5 (0101)
-6 + 12 = 6 (0110)
-6 + 13 = 7 (0111)
-6 + 14 = -8 (1000)
-6 + 15 = -7 (1001)
-6 + 16 = -6 (1010)
-6 + 17 = -5 (1011)
-6 + 18 = -4 (1100)
-6 + 19 = -3 (1101)
-6 + 20 = -2 (1110)
-6 + 21 = -1 (1111)
-6 + 22 = 0 (0000)
-6 + 23 = 1 (0001)
-6 + 24 = 2 (0010)
-6 + 25 = 3 (0011)
-6 + 26 = 4 (0100)
-6 + 27 = 5 (0101)
-6 + 28 = 6 (0110)
-6 + 29 = 7 (0111)
-6 + 30 = -8 (1000)
-6 + 31 = -7 (1001)
-6 + -32 = -6 (1010)
-6 + -31 = -5 (1011)
-6 + -30 = -4 (1100)
-6 + -29 = -3 (1101)
-6 + -28 = -2 (1110)
-6 + -27 = -1 (1111)
-6 + -26 = 0 (0000)
-6 + -25 = 1 (0001)
-6 + -24 = 2 (0010)
-6 + -23 = 3 (0011)
-6 + -22 = 4 (0100)
-6 + -21 = 5 (0101)
-6 + -20 = 6 (0110)
-6 + -19 = 7 (0111)
-6 + -18 = -8 (1000)
-6 + -17 = -7 (1001)
-6 + -16 = -6 (1010)
-6 + -15 = -5 (1011)
-6 + -14 = -4 (1100)
-6 + -13 = -3 (1101)
-6 + -12 = -2 (1110)
-6 + -11 = -1 (1111)
-6 + -10 = 0 (0000)
-6 + -9 = 1 (0001)
-6 + -8 = 2 (0010)
-6 + -7 = 3 (0011)
-6 + -6 = 4 (0100)
-6 + -5 = 5 (0101)
-6 + -4 = 6 (0110)
-6 + -3 = 7 (0111)
-6 + -2 = -8 (1000)
-6 + -1 = -7 (1001)
-5 + 0 = -5 (1011)
-5 + 1 = -4 (1100)
-5 + 2 = -3 (1101)
-5 + 3 = -2 (1110)
-5 + 4 = -1 (1111)
-5 + 5 = 0 (0000)
-5 + 6 = 1 (0001)
-5 + 7 = 2 (0010)
-5 + 8 = 3 (0011)
-5 + 9 = 4 (0100)
-5 + 10 = 5 (0101)
-5 + 11 = 6 (0110)
-5 + 12 = 7 (0111)
-5 + 13 = -8 (1000)
-5 + 14 = -7 (1001)
-5 + 15 = -6 (1010)
-5 + 16 = -5 (1011)
-5 + 17 = -4 (1100)
-5 + 18 = -3 (1101)
-5 + 19 = -2 (1110)
-5 + 20 = -1 (1111)
-5 + 21 = 0 (0000)
-5 + 22 = 1 (0001)
-5 + 23 = 2 (0010)
-5 + 24 = 3 (0011)
-5 + 25 = 4 (0100)
-5 + 26 = 5 (0101)
-5 + 27 = 6 (0110)
-5 + 28 = 7 (0111)
-5 + 29 = -8 (1000)
-5 + 30 = -7 (1001)
-5 + 31 = -6 (1010)
-5 + -32 = -5 (1011)
-5 + -31 = -4 (1100)
-5 + -30 = -3 (1101)
-5 + -29 = -2 (1110)
-5 + -28 = -1 (1111)
-5 + -27 = 0 (0000)
-5 + -26 = 1 (0001)
-5 + -25 = 2 (0010)
-5 + -24 = 3 (0011)
-5 + -23 = 4 (0100)
-5 + -22 = 5 (0101)
-5 + -21 = 6 (0110)
-5 + -20 = 7 (0111)
-5 + -19 = -8 (1000)
-5 + -18 = -7 (1001)
-5 + -17 = -6 (1010)
-5 + -16 = -5 (1011)
-5 + -15 = -4 (1100)
-5 + -14 = -3 (1101)
-5 + -13 = -2 (1110)
-5 + -12 = -1 (1111)
-5 + -11 = 0 (0000)
-5 + -10 = 1 (0001)
-5 + -9 = 2 (0010)
-5 + -8 = 3 (0011)
-5 + -7 = 4 (0100)
-5 + -6 = 5 (0101)
-5 + -5 = 6 (0110)
-5 + -4 = 7 (0111)
-5 + -3 = -8 (1000)
-5 + -2 = -7 (1001)
-5 + -1 = -6 (1010)
-4 + 0 = -4 (1100)
-4 + 1 = -3 (1101)
-4 + 2 = -2 (1110)
-4 + 3 = -1 (1111)
-4 + 4 = 0 (0000)
-4 + 5 = 1 (0001)
-4 + 6 = 2 (0010)
-4 + 7 = 3 (0011)
-4 + 8 = 4 (0100)
-4 + 9 = 5 (0101)
-4 + 10 = 6 (0110)
-4 + 11 = 7 (0111)
-4 + 12 = -8 (1000)
-4 + 13 = -7 (1001)
-4 + 14 = -6 (1010)
-4 + 15 = -5 (1011)
-4 + 16 = -4 (1100)
-4 + 17 = -3 (1101)
-4 + 18 = -2 (1110)
-4 + 19 = -1 (1111)
-4 + 20 = 0 (0000)
-4 + 21 = 1 (0001)
-4 + 22 = 2 (0010)
-4 + 23 = 3 (0011)
-4 + 24 = 4 (0100)
-4 + 25 = 5 (0101)
-4 + 26 = 6 (0110)
-4 + 27 = 7 (0111)
-4 + 28 = -8 (1000)
-4 + 29 = -7 (1001)
-4 + 30 = -6 (1010)
-4 + 31 = -5 (1011)
-4 + -32 = -4 (1100)
-4 + -31 = -3 (1101)
-4 + -30 = -2 (1110)
-4 + -29 = -1 (1111)
-4 + -28 = 0 (0000)
-4 + -27 = 1 (0001)
-4 + -26 = 2 (0010)
-4 + -25 = 3 (0011)
-4 + -24 = 4 (0100)
-4 + -23 = 5 (0101)
-4 + -22 = 6 (0110)
-4 + -21 = 7 (0111)
-4 + -20 = -8 (1000)
-4 + -19 = -7 (1001)
-4 + -18 = -6 (1010)
-4 + -17 = -5 (1011)
-4 + -16 = -4 (1100)
-4 + -15 = -3 (1101)
-4 + -14 = -2 (1110)
-4 + -13 = -1 (1111)
-4 + -12 = 0 (0000)
-4 + -11 = 1 (0001)
-4 + -10 = 2 (0010)
-4 + -9 = 3 (0011)
-4 + -8 = 4 (0100)
-4 + -7 = 5 (0101)
-4 + -6 = 6 (0110)
-4 + -5 = 7 (0111)
-4 + -4 = -8 (1000)
-4 + -3 = -7 (1001)
-4 + -2 = -6 (1010)
-4 + -1 = -5 (1011)
-3 + 0 = -3 (1101)
-3 + 1 = -2 (1110)
-3 + 2 = -1 (1111)
-3 + 3 = 0 (0000)
-3 + 4 = 1 (0001)
-3 + 5 = 2 (0010)
-3 + 6 = 3 (0011)
-3 + 7 = 4 (0100)
-3 + 8 = 5 (0101)
-3 + 9 = 6 (0110)
-3 + 10 = 7 (0111)
-3 + 11 = -8 (1000)
-3 + 12 = -7 (1001)
-3 + 13 = -6 (1010)
-3 + 14 = -5 (1011)
-3 + 15 = -4 (1100)
-3 + 16 = -3 (1101)
-3 + 17 = -2 (1110)
-3 + 18 = -1 (1111)
-3 + 19 = 0 (0000)
-3 + 20 = 1 (0001)
-3 + 21 = 2 (0010)
-3 + 22 = 3 (0011)
-3 + 23 = 4 (0100)
-3 + 24 = 5 (0101)
-3 + 25 = 6 (0110)
-3 + 26 = 7 (0111)
-3 + 27 = -8 (1000)
-3 + 28 = -7 (1001)
-3 + 29 = -6 (1010)
-3 + 30 = -5 (1011)
-3 + 31 = -4 (1100)
-3 + -32 = -3 (1101)
-3 + -31 = -2 (1110)
-3 + -30 = -1 (1111)
-3 + -29 = 0 (0000)
-3 + -28 = 1 (0001)
-3 + -27 = 2 (0010)
-3 + -26 = 3 (0011)
-3 + -25 = 4 (0100)
-3 + -24 = 5 (0101)
-3 + -23 = 6 (0110)
-3 + -22 = 7 (0111)
-3 + -21 = -8 (1000)
-3 + -20 = -7 (1001)
-3 + -19 = -6 (1010)
-3 + -18 = -5 (1011)
-3 + -17 = -4 (1100)
-3 + -16 = -3 (1101)
-3 + -15 = -2 (1110)
-3 + -14 = -1 (1111)
-3 + -13 = 0 (0000)
-3 + -12 = 1 (0001)
-3 + -11 = 2 (0010)
-3 + -10 = 3 (0011)
-3 + -9 = 4 (0100)
-3 + -8 = 5 (0101)
-3 + -7 = 6 (0110)
-3 + -6 = 7 (0111)
-3 + -5 = -8 (1000)
-3 + -4 = -7 (1001)
-3 + -3 = -6 (1010)
-3 + -2 = -5 (1011)
-3 + -1 = -4 (1100)
-2 + 0 = -2 (1110)
-2 + 1 = -1 (1111)
-2 + 2 = 0 (0000)
-2 + 3 = 1 (0001)
-2 + 4 = 2 (0010)
-2 + 5 = 3 (0011)
-2 + 6 = 4 (0100)
-2 + 7 = 5 (0101)
-2 + 8 = 6 (0110)
-2 + 9 = 7 (0111)
-2 + 10 = -8 (1000)
-2 + 11 = -7 (1001)
-2 + 12 = -6 (1010)
-2 + 13 = -5 (1011)
-2 + 14 = -4 (1100)
-2 + 15 = -3 (1101)
-2 + 16 = -2 (1110)
-2 + 17 = -1 (1111)
-2 + 18 = 0 (0000)
-2 + 19 = 1 (0001)
-2 + 20 = 2 (0010)
-2 + 21 = 3 (0011)
-2 + 22 = 4 (0100)
-2 + 23 = 5 (0101)
-2 + 24 = 6 (0110)
-2 + 25 = 7 (0111)
-2 + 26 = -8 (1000)
-2 + 27 = -7 (1001)
-2 + 28 = -6 (1010)
-2 + 29 = -5 (1011)
-2 + 30 = -4 (1100)
-2 + 31 = -3 (1101)
-2 + -32 = -2 (1110)
-2 + -31 = -1 (1111)
-2 + -30 = 0 (0000)
-2 + -29 = 1 (0001)
-2 + -28 = 2 (0010)
-2 + -27 = 3 (0011)
-2 + -26 = 4 (0100)
-2 + -25 = 5 (0101)
-2 + -24 = 6 (0110)
-2 + -23 = 7 (0111)
-2 + -22 = -8 (1000)
-2 + -21 = -7 (1001)
-2 + -20 = -6 (1010)
-2 + -19 = -5 (1011)
-2 + -18 = -4 (1100)
-2 + -17 = -3 (1101)
-2 + -16 = -2 (1110)
-2 + -15 = -1 (1111)
-2 + -14 = 0 (0000)
-2 + -13 = 1 (0001)
-2 + -12 = 2 (0010)
-2 + -11 = 3 (0011)
-2 + -10 = 4 (0100)
-2 + -9 = 5 (0101)
-2 + -8 = 6 (0110)
-2 + -7 = 7 (0111)
-2 + -6 = -8 (1000)
-2 + -5 = -7 (1001)
-2 + -4 = -6 (1010)
-2 + -3 = -5 (1011)
-2 + -2 = -4 (1100)
-2 + -1 = -3 (1101)
-1 + 0 = -1 (1111)
-1 + 1 = 0 (0000)
-1 + 2 = 1 (0001)
-1 + 3 = 2 (0010)
-1 + 4 = 3 (0011)
-1 + 5 = 4 (0100)
-1 + 6 = 5 (0101)
-1 + 7 = 6 (0110)
-1 + 8 = 7 (0111)
-1 + 9 = -8 (1000)
-1 + 10 = -7 (1001)
-1 + 11 = -6 (1010)
-1 + 12 = -5 (1011)
-1 + 13 = -4 (1100)
-1 + 14 = -3 (1101)
-1 + 15 = -2 (1110)
-1 + 16 = -1 (1111)
-1 + 17 = 0 (0000)
-1 + 18 = 1 (0001)
-1 + 19 = 2 (0010)
-1 + 20 = 3 (0011)
-1 + 21 = 4 (0100)
-1 + 22 = 5 (0101)
-1 + 23 = 6 (0110)
-1 + 24 = 7 (0111)
-1 + 25 = -8 (1000)
-1 + 26 = -7 (1001)
-1 + 27 = -6 (1010)
-1 + 28 = -5 (1011)
-1 + 29 = -4 (1100)
-1 + 30 = -3 (1101)
-1 + 31 = -2 (1110)
-1 + -32 = -1 (1111)
-1 + -31 = 0 (0000)
-1 + -30 = 1 (0001)
-1 + -29 = 2 (0010)
-1 + -28 = 3 (0011)
-1 + -27 = 4 (0100)
-1 + -26 = 5 (0101)
-1 + -25 = 6 (0110)
-1 + -24 = 7 (0111)
-1 + -23 = -8 (1000)
-1 + -22 = -7 (1001)
-1 + -21 = -6 (1010)
-1 + -20 = -5 (1011)
-1 + -19 = -4 (1100)
-1 + -18 = -3 (1101)
-1 + -17 = -2 (1110)
-1 + -16 = -1 (1111)
-1 + -15 = 0 (0000)
-1 + -14 = 1 (0001)
-1 + -13 = 2 (0010)
-1 + -12 = 3 (0011)
-1 + -11 = 4 (0100)
-1 + -10 = 5 (0101)
-1 + -9 = 6 (0110)
-1 + -8 = 7 (0111)
-1 + -7 = -8 (1000)
-1 + -6 = -7 (1001)
-1 + -5 = -6 (1010)
-1 + -4 = -5 (1011)
-1 + -3 = -4 (1100)
-1 + -2 = -3 (1101)
-1 + -1 = -2 (1110)
0 + 0 = 0 (0000)
0 + 1 = 1 (0001)
0 + 2 = 2 (0010)
0 + 3 = 3 (0011)
0 + 4 = 4 (0100)
0 + 5 = 5 (0101)
0 + 6 = 6 (0110)
0 + 7 = 7 (0111)
0 + 8 = -8 (1000)
0 + 9 = -7 (1001)
0 + 10 = -6 (1010)
0 + 11 = -5 (1011)
0 + 12 = -4 (1100)
0 + 13 = -3 (1101)
0 + 14 = -2 (1110)
0 + 15 = -1 (1111)
0 + 16 = 0 (0000)
0 + 17 = 1 (0001)
0 + 18 = 2 (0010)
0 + 19 = 3 (0011)
0 + 20 = 4 (0100)
0 + 21 = 5 (0101)
0 + 22 = 6 (0110)
0 + 23 = 7 (0111)
0 + 24 = -8 (1000)
0 + 25 = -7 (1001)
0 + 26 = -6 (1010)
0 + 27 = -5 (1011)
0 + 28 = -4 (1100)
0 + 29 = -3 (1101)
0 + 30 = -2 (1110)
0 + 31 = -1 (1111)
0 + -32 = 0 (0000)
0 + -31 = 1 (0001)
0 + -30 = 2 (0010)
0 + -29 = 3 (0011)
0 + -28 = 4 (0100)
0 + -27 = 5 (0101)
0 + -26 = 6 (0110)
0 + -25 = 7 (0111)
0 + -24 = -8 (1000)
0 + -23 = -7 (1001)
0 + -22 = -6 (1010)
0 + -21 = -5 (1011)
0 + -20 = -4 (1100)
0 + -19 = -3 (1101)
0 + -18 = -2 (1110)
0 + -17 = -1 (1111)
0 + -16 = 0 (0000)
0 + -15 = 1 (0001)
0 + -14 = 2 (0010)
0 + -13 = 3 (0011)
0 + -12 = 4 (0100)
0 + -11 = 5 (0101)
0 + -10 = 6 (0110)
0 + -9 = 7 (0111)
0 + -8 = -8 (1000)
0 + -7 = -7 (1001)
0 + -6 = -6 (1010)
0 + -5 = -5 (1011)
0 + -4 = -4 (1100)
0 + -3 = -3 (1101)
0 + -2 = -2 (1110)
0 + -1 = -1 (1111)
1 + 0 = 1 (0001)
1 + 1 = 2 (0010)
1 + 2 = 3 (0011)
1 + 3 = 4 (0100)
1 + 4 = 5 (0101)
1 + 5 = 6 (0110)
1 + 6 = 7 (0111)
1 + 7 = -8 (1000)
1 + 8 = -7 (1001)
1 + 9 = -6 (1010)
1 + 10 = -5 (1011)
1 + 11 = -4 (1100)
1 + 12 = -3 (1101)
1 + 13 = -2 (1110)
1 + 14 = -1 (1111)
1 + 15 = 0 (0000)
1 + 16 = 1 (0001)
1 + 17 = 2 (0010)
1 + 18 = 3 (0011)
1 + 19 = 4 (0100)
1 + 20 = 5 (0101)
1 + 21 = 6 (0110)
1 + 22 = 7 (0111)
1 + 23 = -8 (1000)
1 + 24 = -7 (1001)
1 + 25 = -6 (1010)
1 + 26 = -5 (1011)
1 + 27 = -4 (1100)
1 + 28 = -3 (1101)
1 + 29 = -2 (1110)
1 + 30 = -1 (1111)
1 + 31 = 0 (0000)
1 + -32 = 1 (0001)
1 + -31 = 2 (0010)
1 + -30 = 3 (0011)
1 + -29 = 4 (0100)
1 + -28 = 5 (0101)
1 + -27 = 6 (0110)
1 + -26 = 7 (0111)
1 + -25 = -8 (1000)
1 + -24 = -7 (1001)
1 + -23 = -6 (1010)
1 + -22 = -5 (1011)
1 + -21 = -4 (1100)
1 + -20 = -3 (1101)
1 + -19 = -2 (1110)
1 + -18 = -1 (1111)
1 + -17 = 0 (0000)
1 + -16 = 1 (0001)
1 + -15 = 2 (0010)
1 + -14 = 3 (0011)
1 + -13 = 4 (0100)
1 + -12 = 5 (0101)
1 + -11 = 6 (0110)
1 + -10 = 7 (0111)
1 + -9 = -8 (1000)
1 + -8 = -7 (1001)
1 + -7 = -6 (1010)
1 + -6 = -5 (1011)
1 + -5 = -4 (1100)
1 + -4 = -3 (1101)
1 + -3 = -2 (1110)
1 + -2 = -1 (1111)
1 + -1 = 0 (0000)
2 + 0 = 2 (0010)
2 + 1 = 3 (0011)
2 + 2 = 4 (0100)
2 + 3 = 5 (0101)
2 + 4 = 6 (0110)
2 + 5 = 7 (0111)
2 + 6 = -8 (1000)
2 + 7 = -7 (1001)
2 + 8 = -6 (1010)
2 + 9 = -5 (1011)
2 + 10 = -4 (1100)
2 + 11 = -3 (1101)
2 + 12 = -2 (1110)
2 + 13 = -1 (1111)
2 + 14 = 0 (0000)
2 + 15 = 1 (0001)
2 + 16 = 2 (0010)
2 + 17 = 3 (0011)
2 + 18 = 4 (0100)
2 + 19 = 5 (0101)
2 + 20 = 6 (0110)
2 + 21 = 7 (0111)
2 + 22 = -8 (1000)
2 + 23 = -7 (1001)
2 + 24 = -6 (1010)
2 + 25 = -5 (1011)
2 + 26 = -4 (1100)
2 + 27 = -3 (1101)
2 + 28 = -2 (1110)
2 + 29 = -1 (1111)
2 + 30 = 0 (0000)
2 + 31 = 1 (0001)
2 + -32 = 2 (0010)
2 + -31 = 3 (0011)
2 + -30 = 4 (0100)
2 + -29 = 5 (0101)
2 + -28 = 6 (0110)
2 + -27 = 7 (0111)
2 + -26 = -8 (1000)
2 + -25 = -7 (1001)
2 + -24 = -6 (1010)
2 + -23 = -5 (1011)
2 + -22 = -4 (1100)
2 + -21 = -3 (1101)
2 + -20 = -2 (1110)
2 + -19 = -1 (1111)
2 + -18 = 0 (0000)
2 + -17 = 1 (0001)
2 + -16 = 2 (0010)
2 + -15 = 3 (0011)
2 + -14 = 4 (0100)
2 + -13 = 5 (0101)
2 + -12 = 6 (0110)
2 + -11 = 7 (0111)
2 + -10 = -8 (1000)
2 + -9 = -7 (1001)
2 + -8 = -6 (1010)
2 + -7 = -5 (1011)
2 + -6 = -4 (1100)
2 + -5 = -3 (1101)
2 + -4 = -2 (1110)
2 + -3 = -1 (1111)
2 + -2 = 0 (0000)
2 + -1 = 1 (0001)
3 + 0 = 3 (0011)
3 + 1 = 4 (0100)
3 + 2 = 5 (0101)
3 + 3 = 6 (0110)
3 + 4 = 7 (0111)
3 + 5 = -8 (1000)
3 + 6 = -7 (1001)
3 + 7 = -6 (1010)
3 + 8 = -5 (1011)
3 + 9 = -4 (1100)
3 + 10 = -3 (1101)
3 + 11 = -2 (1110)
3 + 12 = -1 (1111)
3 + 13 = 0 (0000)
3 + 14 = 1 (0001)
3 + 15 = 2 (0010)
3 + 16 = 3 (0011)
3 + 17 = 4 (0100)
3 + 18 = 5 (0101)
3 + 19 = 6 (0110)
3 + 20 = 7 (0111)
3 + 21 = -8 (1000)
3 + 22 = -7 (1001)
3 + 23 = -6 (1010)
3 + 24 = -5 (1011)
3 + 25 = -4 (1100)
3 + 26 = -3 (1101)
3 + 27 = -2 (1110)
3 + 28 = -1 (1111)
3 + 29 = 0 (0000)
3 + 30 = 1 (0001)
3 + 31 = 2 (0010)
3 + -32 = 3 (0011)
3 + -31 = 4 (0100)
3 + -30 = 5 (0101)
3 + -29 = 6 (0110)
3 + -28 = 7 (0111)
3 + -27 = -8 (1000)
3 + -26 = -7 (1001)
3 + -25 = -6 (1010)
3 + -24 = -5 (1011)
3 + -23 = -4 (1100)
3 + -22 = -3 (1101)
3 + -21 = -2 (1110)
3 + -20 = -1 (1111)
3 + -19 = 0 (0000)
3 + -18 = 1 (0001)
3 + -17 = 2 (0010)
3 + -16 = 3 (0011)
3 + -15 = 4 (0100)
3 + -14 = 5 (0101)
3 + -13 = 6 (0110)
3 + -12 = 7 (0111)
3 + -11 = -8 (1000)
3 + -10 = -7 (1001)
3 + -9 = -6 (1010)
3 + -8 = -5 (1011)
3 + -7 = -4 (1100)
3 + -6 = -3 (1101)
3 + -5 = -2 (1110)
3 + -4 = -1 (1111)
3 + -3 = 0 (0000)
3 + -2 = 1 (0001)
3 + -1 = 2 (0010)
4 + 0 = 4 (0100)
4 + 1 = 5 (0101)
4 + 2 = 6 (0110)
4 + 3 = 7 (0111)
4 + 4 = -8 (1000)
4 + 5 = -7 (1001)
4 + 6 = -6 (1010)
4 + 7 = -5 (1011)
4 + 8 = -4 (1100)
4 + 9 = -3 (1101)
4 + 10 = -2 (1110)
4 + 11 = -1 (1111)
4 + 12 = 0 (0000)
4 + 13 = 1 (0001)
4 + 14 = 2 (0010)
4 + 15 = 3 (0011)
4 + 16 = 4 (0100)
4 + 17 = 5 (0101)
4 + 18 = 6 (0110)
4 + 19 = 7 (0111)
4 + 20 = -8 (1000)
4 + 21 = -7 (1001)
4 + 22 = -6 (1010)
4 + 23 = -5 (1011)
4 + 24 = -4 (1100)
4 + 25 = -3 (1101)
4 + 26 = -2 (1110)
4 + 27 = -1 (1111)
4 + 28 = 0 (0000)
4 + 29 = 1 (0001)
4 + 30 = 2 (0010)
4 + 31 = 3 (0011)
4 + -32 = 4 (0100)
4 + -31 = 5 (0101)
4 + -30 = 6 (0110)
4 + -29 = 7 (0111)
4 + -28 = -8 (1000)
4 + -27 = -7 (1001)
4 + -26 = -6 (1010)
4 + -25 = -5 (1011)
4 + -24 = -4 (1100)
4 + -23 = -3 (1101)
4 + -22 = -2 (1110)
4 + -21 = -1 (1111)
4 + -20 = 0 (0000)
4 + -19 = 1 (0001)
4 + -18 = 2 (0010)
4 + -17 = 3 (0011)
4 + -16 = 4 (0100)
4 + -15 = 5 (0101)
4 + -14 = 6 (0110)
4 + -13 = 7 (0111)
4 + -12 = -8 (1000)
4 + -11 = -7 (1001)
4 + -10 = -6 (1010)
4 + -9 = -5 (1011)
4 + -8 = -4 (1100)
4 + -7 = -3 (1101)
4 + -6 = -2 (1110)
4 + -5 = -1 (1111)
4 + -4 = 0 (0000)
4 + -3 = 1 (0001)
4 + -2 = 2 (0010)
4 + -1 = 3 (0011)
5 + 0 = 5 (0101)
5 + 1 = 6 (0110)
5 + 2 = 7 (0111)
5 + 3 = -8 (1000)
5 + 4 = -7 (1001)
5 + 5 = -6 (1010)
5 + 6 = -5 (1011)
5 + 7 = -4 (1100)
5 + 8 = -3 (1101)
5 + 9 = -2 (1110)
5 + 10 = -1 (1111)
5 + 11 = 0 (0000)
5 + 12 = 1 (0001)
5 + 13 = 2 (0010)
5 + 14 = 3 (0011)
5 + 15 = 4 (0100)
5 + 16 = 5 (0101)
5 + 17 = 6 (0110)
5 + 18 = 7 (0111)
5 + 19 = -8 (1000)
5 + 20 = -7 (1001)
5 + 21 = -6 (1010)
5 + 22 = -5 (1011)
5 + 23 = -4 (1100)
5 + 24 = -3 (1101)
5 + 25 = -2 (1110)
5 + 26 = -1 (1111)
5 + 27 = 0 (0000)
5 + 28 = 1 (0001)
5 + 29 = 2 (0010)
5 + 30 = 3 (0011)
5 + 31 = 4 (0100)
5 + -32 = 5 (0101)
5 + -31 = 6 (0110)
5 + -30 = 7 (0111)
5 + -29 = -8 (1000)
5 + -28 = -7 (1001)
5 + -27 = -6 (1010)
5 + -26 = -5 (1011)
5 + -25 = -4 (1100)
5 + -24 = -3 (1101)
5 + -23 = -2 (1110)
5 + -22 = -1 (1111)
5 + -21 = 0 (0000)
5 + -20 = 1 (0001)
5 + -19 = 2 (0010)
5 + -18 = 3 (0011)
5 + -17 = 4 (0100)
5 + -16 = 5 (0101)
5 + -15 = 6 (0110)
5 + -14 = 7 (0111)
5 + -13 = -8 (1000)
5 + -12 = -7 (1001)
5 + -11 = -6 (1010)
5 + -10 = -5 (1011)
5 + -9 = -4 (1100)
5 + -8 = -3 (1101)
5 + -7 = -2 (1110)
5 + -6 = -1 (1111)
5 + -5 = 0 (0000)
5 + -4 = 1 (0001)
5 + -3 = 2 (0010)
5 + -2 = 3 (0011)
5 + -1 = 4 (0100)
6 + 0 = 6 (0110)
6 + 1 = 7 (0111)
6 + 2 = -8 (1000)
6 + 3 = -7 (1001)
6 + 4 = -6 (1010)
6 + 5 = -5 (1011)
6 + 6 = -4 (1100)
6 + 7 = -3 (1101)
6 + 8 = -2 (1110)
6 + 9 = -1 (1111)
6 + 10 = 0 (0000)
6 + 11 = 1 (0001)
6 + 12 = 2 (0010)
6 + 13 = 3 (0011)
6 + 14 = 4 (0100)
6 + 15 = 5 (0101)
6 + 16 = 6 (0110)
6 + 17 = 7 (0111)
6 + 18 = -8 (1000)
6 + 19 = -7 (1001)
6 + 20 = -6 (1010)
6 + 21 = -5 (1011)
6 + 22 = -4 (1100)
6 + 23 = -3 (1101)
6 + 24 = -2 (1110)
6 + 25 = -1 (1111)
6 + 26 = 0 (0000)
6 + 27 = 1 (0001)
6 + 28 = 2 (0010)
6 + 29 = 3 (0011)
6 + 30 = 4 (0100)
6 + 31 = 5 (0101)
6 + -32 = 6 (0110)
6 + -31 = 7 (0111)
6 + -30 = -8 (1000)
6 + -29 = -7 (1001)
6 + -28 = -6 (1010)
6 + -27 = -5 (1011)
6 + -26 = -4 (1100)
6 + -25 = -3 (1101)
6 + -24 = -2 (1110)
6 + -23 = -1 (1111)
6 + -22 = 0 (0000)
6 + -21 = 1 (0001)
6 + -20 = 2 (0010)
6 + -19 = 3 (0011)
6 + -18 = 4 (0100)
6 + -17 = 5 (0101)
6 + -16 = 6 (0110)
6 + -15 = 7 (0111)
6 + -14 = -8 (1000)
6 + -13 = -7 (1001)
6 + -12 = -6 (1010)
6 + -11 = -5 (1011)
6 + -10 = -4 (1100)
6 + -9 = -3 (1101)
6 + -8 = -2 (1110)
6 + -7 = -1 (1111)
6 + -6 = 0 (0000)
6 + -5 = 1 (0001)
6 + -4 = 2 (0010)
6 + -3 = 3 (0011)
6 + -2 = 4 (0100)
6 + -1 = 5 (0101)
7 + 0 = 7 (0111)
7 + 1 = -8 (1000)
7 + 2 = -7 (1001)
7 + 3 = -6 (1010)
7 + 4 = -5 (1011)
7 + 5 = -4 (1100)
7 + 6 = -3 (1101)
7 + 7 = -2 (1110)
7 + 8 = -1 (1111)
7 + 9 = 0 (0000)
7 + 10 = 1 (0001)
7 + 11 = 2 (0010)
7 + 12 = 3 (0011)
7 + 13 = 4 (0100)
7 + 14 = 5 (0101)
7 + 15 = 6 (0110)
7 + 16 = 7 (0111)
7 + 17 = -8 (1000)
7 + 18 = -7 (1001)
7 + 19 = -6 (1010)
7 + 20 = -5 (1011)
7 + 21 = -4 (1100)
7 + 22 = -3 (1101)
7 + 23 = -2 (1110)
7 + 24 = -1 (1111)
7 + 25 = 0 (0000)
7 + 26 = 1 (0001)
7 + 27 = 2 (0010)
7 + 28 = 3 (0011)
7 + 29 = 4 (0100)
7 + 30 = 5 (0101)
7 + 31 = 6 (0110)
7 + -32 = 7 (0111)
7 + -31 = -8 (1000)
7 + -30 = -7 (1001)
7 + -29 = -6 (1010)
7 + -28 = -5 (1011)
7 + -27 = -4 (1100)
7 + -26 = -3 (1101)
7 + -25 = -2 (1110)
7 + -24 = -1 (1111)
7 + -23 = 0 (0000)
7 + -22 = 1 (0001)
7 + -21 = 2 (0010)
7 + -20 = 3 (0011)
7 + -19 = 4 (0100)
7 + -18 = 5 (0101)
7 + -17 = 6 (0110)
7 + -16 = 7 (0111)
7 + -15 = -8 (1000)
7 + -14 = -7 (1001)
7 + -13 = -6 (1010)
7 + -12 = -5 (1011)
7 + -11 = -4 (1100)
7 + -10 = -3 (1101)
7 + -9 = -2 (1110)
7 + -8 = -1 (1111)
7 + -7 = 0 (0000)
7 + -6 = 1 (0001)
7 + -5 = 2 (0010)
7 + -4 = 3 (0011)
7 + -3 = 4 (0100)
7 + -2 = 5 (0101)
7 + -1 = 6 (0110)
-8 + 0 = -8 (1000)
-8 + 1 = -7 (1001)
-8 + 2 = -6 (1010)
-8 + 3 = -5 (1011)
-8 + 4 = -4 (1100)
-8 + 5 = -3 (1101)
-8 + 6 = -2 (1110)
-8 + 7 = -1 (1111)
-8 + 8 = 0 (0000)
-8 + 9 = 1 (0001)
-8 + 10 = 2 (0010)
-8 + 11 = 3 (0011)
-8 + 12 = 4 (0100)
-8 + 13 = 5 (0101)
-8 + 14 = 6 (0110)
-8 + 15 = 7 (0111)
-8 + 16 = -8 (1000)
-8 + 17 = -7 (1001)
-8 + 18 = -6 (1010)
-8 + 19 = -5 (1011)
-8 + 20 = -4 (1100)
-8 + 21 = -3 (1101)
-8 + 22 = -2 (1110)
-8 + 23 = -1 (1111)
-8 + 24 = 0 (0000)
-8 + 25 = 1 (0001)
-8 + 26 = 2 (0010)
-8 + 27 = 3 (0011)
-8 + 28 = 4 (0100)
-8 + 29 = 5 (0101)
-8 + 30 = 6 (0110)
-8 + 31 = 7 (0111)
-8 + -32 = -8 (1000)
-8 + -31 = -7 (1001)
-8 + -30 = -6 (1010)
-8 + -29 = -5 (1011)
-8 + -28 = -4 (1100)
-8 + -27 = -3 (1101)
-8 + -26 = -2 (1110)
-8 + -25 = -1 (1111)
-8 + -24 = 0 (0000)
-8 + -23 = 1 (0001)
-8 + -22 = 2 (0010)
-8 + -21 = 3 (0011)
-8 + -20 = 4 (0100)
-8 + -19 = 5 (0101)
-8 + -18 = 6 (0110)
-8 + -17 = 7 (0111)
-8 + -16 = -8 (1000)
-8 + -15 = -7 (1001)
-8 + -14 = -6 (1010)
-8 + -13 = -5 (1011)
-8 + -12 = -4 (1100)
-8 + -11 = -3 (1101)
-8 + -10 = -2 (1110)
-8 + -9 = -1 (1111)
-8 + -8 = 0 (0000)
-8 + -7 = 1 (0001)
-8 + -6 = 2 (0010)
-8 + -5 = 3 (0011)
-8 + -4 = 4 (0100)
-8 + -3 = 5 (0101)
-8 + -2 = 6 (0110)
-8 + -1 = 7 (0111)
-7 + 0 = -7 (1001)
-7 + 1 = -6 (1010)
-7 + 2 = -5 (1011)
-7 + 3 = -4 (1100)
-7 + 4 = -3 (1101)
-7 + 5 = -2 (1110)
-7 + 6 = -1 (1111)
-7 + 7 = 0 (0000)
-7 + 8 = 1 (0001)
-7 + 9 = 2 (0010)
-7 + 10 = 3 (0011)
-7 + 11 = 4 (0100)
-7 + 12 = 5 (0101)
-7 + 13 = 6 (0110)
-7 + 14 = 7 (0111)
-7 + 15 = -8 (1000)
-7 + 16 = -7 (1001)
-7 + 17 = -6 (1010)
-7 + 18 = -5 (1011)
-7 + 19 = -4 (1100)
-7 + 20 = -3 (1101)
-7 + 21 = -2 (1110)
-7 + 22 = -1 (1111)
-7 + 23 = 0 (0000)
-7 + 24 = 1 (0001)
-7 + 25 = 2 (0010)
-7 + 26 = 3 (0011)
-7 + 27 = 4 (0100)
-7 + 28 = 5 (0101)
-7 + 29 = 6 (0110)
-7 + 30 = 7 (0111)
-7 + 31 = -8 (1000)
-7 + -32 = -7 (1001)
-7 + -31 = -6 (1010)
-7 + -30 = -5 (1011)
-7 + -29 = -4 (1100)
-7 + -28 = -3 (1101)
-7 + -27 = -2 (1110)
-7 + -26 = -1 (1111)
-7 + -25 = 0 (0000)
-7 + -24 = 1 (0001)
-7 + -23 = 2 (0010)
-7 + -22 = 3 (0011)
-7 + -21 = 4 (0100)
-7 + -20 = 5 (0101)
-7 + -19 = 6 (0110)
-7 + -18 = 7 (0111)
-7 + -17 = -8 (1000)
-7 + -16 = -7 (1001)
-7 + -15 = -6 (1010)
-7 + -14 = -5 (1011)
-7 + -13 = -4 (1100)
-7 + -12 = -3 (1101)
-7 + -11 = -2 (1110)
-7 + -10 = -1 (1111)
-7 + -9 = 0 (0000)
-7 + -8 = 1 (0001)
-7 + -7 = 2 (0010)
-7 + -6 = 3 (0011)
-7 + -5 = 4 (0100)
-7 + -4 = 5 (0101)
-7 + -3 = 6 (0110)
-7 + -2 = 7 (0111)
-7 + -1 = -8 (1000)
-6 + 0 = -6 (1010)
-6 + 1 = -5 (1011)
-6 + 2 = -4 (1100)
-6 + 3 = -3 (1101)
-6 + 4 = -2 (1110)
-6 + 5 = -1 (1111)
-6 + 6 = 0 (0000)
-6 + 7 = 1 (0001)
-6 + 8 = 2 (0010)
-6 + 9 = 3 (0011)
-6 + 10 = 4 (0100)
-6 + 11 = 5 (0101)
-6 + 12 = 6 (0110)
-6 + 13 = 7 (0111)
-6 + 14 = -8 (1000)
-6 + 15 = -7 (1001)
-6 + 16 = -6 (1010)
-6 + 17 = -5 (1011)
-6 + 18 = -4 (1100)
-6 + 19 = -3 (1101)
-6 + 20 = -2 (1110)
-6 + 21 = -1 (1111)
-6 + 22 = 0 (0000)
-6 + 23 = 1 (0001)
-6 + 24 = 2 (0010)
-6 + 25 = 3 (0011)
-6 + 26 = 4 (0100)
-6 + 27 = 5 (0101)
-6 + 28 = 6 (0110)
-6 + 29 = 7 (0111)
-6 + 30 = -8 (1000)
-6 + 31 = -7 (1001)
-6 + -32 = -6 (1010)
-6 + -31 = -5 (1011)
-6 + -30 = -4 (1100)
-6 + -29 = -3 (1101)
-6 + -28 = -2 (1110)
-6 + -27 = -1 (1111)
-6 + -26 = 0 (0000)
-6 + -25 = 1 (0001)
-6 + -24 = 2 (0010)
-6 + -23 = 3 (0011)
-6 + -22 = 4 (0100)
-6 + -21 = 5 (0101)
-6 + -20 = 6 (0110)
-6 + -19 = 7 (0111)
-6 + -18 = -8 (1000)
-6 + -17 = -7 (1001)
-6 + -16 = -6 (1010)
-6 + -15 = -5 (1011)
-6 + -14 = -4 (1100)
-6 + -13 = -3 (1101)
-6 + -12 = -2 (1110)
-6 + -11 = -1 (1111)
-6 + -10 = 0 (0000)
-6 + -9 = 1 (0001)
-6 + -8 = 2 (0010)
-6 + -7 = 3 (0011)
-6 + -6 = 4 (0100)
-6 + -5 = 5 (0101)
-6 + -4 = 6 (0110)
-6 + -3 = 7 (0111)
-6 + -2 = -8 (1000)
-6 + -1 = -7 (1001)
-5 + 0 = -5 (1011)
-5 + 1 = -4 (1100)
-5 + 2 = -3 (1101)
-5 + 3 = -2 (1110)
-5 + 4 = -1 (1111)
-5 + 5 = 0 (0000)
-5 + 6 = 1 (0001)
-5 + 7 = 2 (0010)
-5 + 8 = 3 (0011)
-5 + 9 = 4 (0100)
-5 + 10 = 5 (0101)
-5 + 11 = 6 (0110)
-5 + 12 = 7 (0111)
-5 + 13 = -8 (1000)
-5 + 14 = -7 (1001)
-5 + 15 = -6 (1010)
-5 + 16 = -5 (1011)
-5 + 17 = -4 (1100)
-5 + 18 = -3 (1101)
-5 + 19 = -2 (1110)
-5 + 20 = -1 (1111)
-5 + 21 = 0 (0000)
-5 + 22 = 1 (0001)
-5 + 23 = 2 (0010)
-5 + 24 = 3 (0011)
-5 + 25 = 4 (0100)
-5 + 26 = 5 (0101)
-5 + 27 = 6 (0110)
-5 + 28 = 7 (0111)
-5 + 29 = -8 (1000)
-5 + 30 = -7 (1001)
-5 + 31 = -6 (1010)
-5 + -32 = -5 (1011)
-5 + -31 = -4 (1100)
-5 + -30 = -3 (1101)
-5 + -29 = -2 (1110)
-5 + -28 = -1 (1111)
-5 + -27 = 0 (0000)
-5 + -26 = 1 (0001)
-5 + -25 = 2 (0010)
-5 + -24 = 3 (0011)
-5 + -23 = 4 (0100)
-5 + -22 = 5 (0101)
-5 + -21 = 6 (0110)
-5 + -20 = 7 (0111)
-5 + -19 = -8 (1000)
-5 + -18 = -7 (1001)
-5 + -17 = -6 (1010)
-5 + -16 = -5 (1011)
-5 + -15 = -4 (1100)
-5 + -14 = -3 (1101)
-5 + -13 = -2 (1110)
-5 + -12 = -1 (1111)
-5 + -11 = 0 (0000)
-5 + -10 = 1 (0001)
-5 + -9 = 2 (0010)
-5 + -8 = 3 (0011)
-5 + -7 = 4 (0100)
-5 + -6 = 5 (0101)
-5 + -5 = 6 (0110)
-5 + -4 = 7 (0111)
-5 + -3 = -8 (1000)
-5 + -2 = -7 (1001)
-5 + -1 = -6 (1010)
-4 + 0 = -4 (1100)
-4 + 1 = -3 (1101)
-4 + 2 = -2 (1110)
-4 + 3 = -1 (1111)
-4 + 4 = 0 (0000)
-4 + 5 = 1 (0001)
-4 + 6 = 2 (0010)
-4 + 7 = 3 (0011)
-4 + 8 = 4 (0100)
-4 + 9 = 5 (0101)
-4 + 10 = 6 (0110)
-4 + 11 = 7 (0111)
-4 + 12 = -8 (1000)
-4 + 13 = -7 (1001)
-4 + 14 = -6 (1010)
-4 + 15 = -5 (1011)
-4 + 16 = -4 (1100)
-4 + 17 = -3 (1101)
-4 + 18 = -2 (1110)
-4 + 19 = -1 (1111)
-4 + 20 = 0 (0000)
-4 + 21 = 1 (0001)
-4 + 22 = 2 (0010)
-4 + 23 = 3 (0011)
-4 + 24 = 4 (0100)
-4 + 25 = 5 (0101)
-4 + 26 = 6 (0110)
-4 + 27 = 7 (0111)
-4 + 28 = -8 (1000)
-4 + 29 = -7 (1001)
-4 + 30 = -6 (1010)
-4 + 31 = -5 (1011)
-4 + -32 = -4 (1100)
-4 + -31 = -3 (1101)
-4 + -30 = -2 (1110)
-4 + -29 = -1 (1111)
-4 + -28 = 0 (0000)
-4 + -27 = 1 (0001)
-4 + -26 = 2 (0010)
-4 + -25 = 3 (0011)
-4 + -24 = 4 (0100)
-4 + -23 = 5 (0101)
-4 + -22 = 6 (0110)
-4 + -21 = 7 (0111)
-4 + -20 = -8 (1000)
-4 + -19 = -7 (1001)
-4 + -18 = -6 (1010)
-4 + -17 = -5 (1011)
-4 + -16 = -4 (1100)
-4 + -15 = -3 (1101)
-4 + -14 = -2 (1110)
-4 + -13 = -1 (1111)
-4 + -12 = 0 (0000)
-4 + -11 = 1 (0001)
-4 + -10 = 2 (0010)
-4 + -9 = 3 (0011)
-4 + -8 = 4 (0100)
-4 + -7 = 5 (0101)
-4 + -6 = 6 (0110)
-4 + -5 = 7 (0111)
-4 + -4 = -8 (1000)
-4 + -3 = -7 (1001)
-4 + -2 = -6 (1010)
-4 + -1 = -5 (1011)
-3 + 0 = -3 (1101)
-3 + 1 = -2 (1110)
-3 + 2 = -1 (1111)
-3 + 3 = 0 (0000)
-3 + 4 = 1 (0001)
-3 + 5 = 2 (0010)
-3 + 6 = 3 (0011)
-3 + 7 = 4 (0100)
-3 + 8 = 5 (0101)
-3 + 9 = 6 (0110)
-3 + 10 = 7 (0111)
-3 + 11 = -8 (1000)
-3 + 12 = -7 (1001)
-3 + 13 = -6 (1010)
-3 + 14 = -5 (1011)
-3 + 15 = -4 (1100)
-3 + 16 = -3 (1101)
-3 + 17 = -2 (1110)
-3 + 18 = -1 (1111)
-3 + 19 = 0 (0000)
-3 + 20 = 1 (0001)
-3 + 21 = 2 (0010)
-3 + 22 = 3 (0011)
-3 + 23 = 4 (0100)
-3 + 24 = 5 (0101)
-3 + 25 = 6 (0110)
-3 + 26 = 7 (0111)
-3 + 27 = -8 (1000)
-3 + 28 = -7 (1001)
-3 + 29 = -6 (1010)
-3 + 30 = -5 (1011)
-3 + 31 = -4 (1100)
-3 + -32 = -3 (1101)
-3 + -31 = -2 (1110)
-3 + -30 = -1 (1111)
-3 + -29 = 0 (0000)
-3 + -28 = 1 (0001)
-3 + -27 = 2 (0010)
-3 + -26 = 3 (0011)
-3 + -25 = 4 (0100)
-3 + -24 = 5 (0101)
-3 + -23 = 6 (0110)
-3 + -22 = 7 (0111)
-3 + -21 = -8 (1000)
-3 + -20 = -7 (1001)
-3 + -19 = -6 (1010)
-3 + -18 = -5 (1011)
-3 + -17 = -4 (1100)
-3 + -16 = -3 (1101)
-3 + -15 = -2 (1110)
-3 + -14 = -1 (1111)
-3 + -13 = 0 (0000)
-3 + -12 = 1 (0001)
-3 + -11 = 2 (0010)
-3 + -10 = 3 (0011)
-3 + -9 = 4 (0100)
-3 + -8 = 5 (0101)
-3 + -7 = 6 (0110)
-3 + -6 = 7 (0111)
-3 + -5 = -8 (1000)
-3 + -4 = -7 (1001)
-3 + -3 = -6 (1010)
-3 + -2 = -5 (1011)
-3 + -1 = -4 (1100)
-2 + 0 = -2 (1110)
-2 + 1 = -1 (1111)
-2 + 2 = 0 (0000)
-2 + 3 = 1 (0001)
-2 + 4 = 2 (0010)
-2 + 5 = 3 (0011)
-2 + 6 = 4 (0100)
-2 + 7 = 5 (0101)
-2 + 8 = 6 (0110)
-2 + 9 = 7 (0111)
-2 + 10 = -8 (1000)
-2 + 11 = -7 (1001)
-2 + 12 = -6 (1010)
-2 + 13 = -5 (1011)
-2 + 14 = -4 (1100)
-2 + 15 = -3 (1101)
-2 + 16 = -2 (1110)
-2 + 17 = -1 (1111)
-2 + 18 = 0 (0000)
-2 + 19 = 1 (0001)
-2 + 20 = 2 (0010)
-2 + 21 = 3 (0011)
-2 + 22 = 4 (0100)
-2 + 23 = 5 (0101)
-2 + 24 = 6 (0110)
-2 + 25 = 7 (0111)
-2 + 26 = -8 (1000)
-2 + 27 = -7 (1001)
-2 + 28 = -6 (1010)
-2 + 29 = -5 (1011)
-2 + 30 = -4 (1100)
-2 + 31 = -3 (1101)
-2 + -32 = -2 (1110)
-2 + -31 = -1 (1111)
-2 + -30 = 0 (0000)
-2 + -29 = 1 (0001)
-2 + -28 = 2 (0010)
-2 + -27 = 3 (0011)
-2 + -26 = 4 (0100)
-2 + -25 = 5 (0101)
-2 + -24 = 6 (0110)
-2 + -23 = 7 (0111)
-2 + -22 = -8 (1000)
-2 + -21 = -7 (1001)
-2 + -20 = -6 (1010)
-2 + -19 = -5 (1011)
-2 + -18 = -4 (1100)
-2 + -17 = -3 (1101)
-2 + -16 = -2 (1110)
-2 + -15 = -1 (1111)
-2 + -14 = 0 (0000)
-2 + -13 = 1 (0001)
-2 + -12 = 2 (0010)
-2 + -11 = 3 (0011)
-2 + -10 = 4 (0100)
-2 + -9 = 5 (0101)
-2 + -8 = 6 (0110)
-2 + -7 = 7 (0111)
-2 + -6 = -8 (1000)
-2 + -5 = -7 (1001)
-2 + -4 = -6 (1010)
-2 + -3 = -5 (1011)
-2 + -2 = -4 (1100)
-2 + -1 = -3 (1101)
-1 + 0 = -1 (1111)
-1 + 1 = 0 (0000)
-1 + 2 = 1 (0001)
-1 + 3 = 2 (0010)
-1 + 4 = 3 (0011)
-1 + 5 = 4 (0100)
-1 + 6 = 5 (0101)
-1 + 7 = 6 (0110)
-1 + 8 = 7 (0111)
-1 + 9 = -8 (1000)
-1 + 10 = -7 (1001)
-1 + 11 = -6 (1010)
-1 + 12 = -5 (1011)
-1 + 13 = -4 (1100)
-1 + 14 = -3 (1101)
-1 + 15 = -2 (1110)
-1 + 16 = -1 (1111)
-1 + 17 = 0 (0000)
-1 + 18 = 1 (0001)
-1 + 19 = 2 (0010)
-1 + 20 = 3 (0011)
-1 + 21 = 4 (0100)
-1 + 22 = 5 (0101)
-1 + 23 = 6 (0110)
-1 + 24 = 7 (0111)
-1 + 25 = -8 (1000)
-1 + 26 = -7 (1001)
-1 + 27 = -6 (1010)
-1 + 28 = -5 (1011)
-1 + 29 = -4 (1100)
-1 + 30 = -3 (1101)
-1 + 31 = -2 (1110)
-1 + -32 = -1 (1111)
-1 + -31 = 0 (0000)
-1 + -30 = 1 (0001)
-1 + -29 = 2 (0010)
-1 + -28 = 3 (0011)
-1 + -27 = 4 (0100)
-1 + -26 = 5 (0101)
-1 + -25 = 6 (0110)
-1 + -24 = 7 (0111)
-1 + -23 = -8 (1000)
-1 + -22 = -7 (1001)
-1 + -21 = -6 (1010)
-1 + -20 = -5 (1011)
-1 + -19 = -4 (1100)
-1 + -18 = -3 (1101)
-1 + -17 = -2 (1110)
-1 + -16 = -1 (1111)
-1 + -15 = 0 (0000)
-1 + -14 = 1 (0001)
-1 + -13 = 2 (0010)
-1 + -12 = 3 (0011)
-1 + -11 = 4 (0100)
-1 + -10 = 5 (0101)
-1 + -9 = 6 (0110)
-1 + -8 = 7 (0111)
-1 + -7 = -8 (1000)
-1 + -6 = -7 (1001)
-1 + -5 = -6 (1010)
-1 + -4 = -5 (1011)
-1 + -3 = -4 (1100)
-1 + -2 = -3 (1101)
-1 + -1 = -2 (1110)

Info: /OSCI/SystemC: Simulation stopped by user.