Task: Program Execution
Input (English): first: 31
second: -67
first: -12
second: -47
first: -40
second: 25
first: 99
second: -95
first: -63
second: -25
first: 4
second: -41
Output (English): first: -63
second: -25
first: -40
second: 25
first: -12
second: -47
first: 4
second: -41
first: 31
second: -67
first: 99
second: -95