Task: Program Execution
Input (English): first: 58
second: -29
first: 99
second: 54
first: -54
second: 27
first: 91
second: -73
first: 6
second: 3
first: 41
second: 12
first: -43
second: -71
Output (English): first: -54
second: 27
first: -43
second: -71
first: 6
second: 3
first: 41
second: 12
first: 58
second: -29
first: 91
second: -73
first: 99
second: 54