Task: Program Execution
Input (English): first: 72
second: -41
first: 37
second: -39
first: 69
second: -74
first: 45
second: -74
first: -69
second: 38
Output (English): first: -69
second: 38
first: 37
second: -39
first: 45
second: -74
first: 69
second: -74
first: 72
second: -41