Task: Program Execution
Input (English): first: 49
second: -88
first: 63
second: -5
first: -91
second: 76
first: 57
second: -58
first: 63
second: -57
first: 17
second: -5
first: -67
second: -46
first: 34
second: 91
first: -88
second: 91
Output (English): first: -91
second: 76
first: -88
second: 91
first: -67
second: -46
first: 17
second: -5
first: 34
second: 91
first: 49
second: -88
first: 57
second: -58
first: 63
second: -57
first: 63
second: -5