Task: Program Execution
Input (English): first: 63
second: -99
first: -57
second: 94
first: 78
second: 37
first: 54
second: -21
first: 59
second: 41
Output (English): first: -57
second: 94
first: 54
second: -21
first: 59
second: 41
first: 63
second: -99
first: 78
second: 37