Output:
Signal 0 for A: 0
Signal 0 for B: 0
Signal 0 for C: 1
Signal 0 for D: 0
Signal 1 for A: 0
Signal 1 for B: 1
Signal 1 for C: 1
Signal 1 for D: 0
Signal 2 for A: 1
Signal 2 for B: -1
Signal 2 for C: 0
Signal 2 for D: 0
Signal 3 for A: 1
Signal 3 for B: -1
Signal 3 for C: 1
Signal 3 for D: 0
Signal 4 for A: 1
Signal 4 for B: 1
Signal 4 for C: 1
Signal 4 for D: 1
Signal 5 for A: 1
Signal 5 for B: 1
Signal 5 for C: -1
Signal 5 for D: 1