Task: Program Execution
Input (English): first: 28
second: 18
first: 44
second: -73
first: -87
second: 29
first: -28
second: -25
first: 52
second: -43
Output (English): first: -87
second: 29
first: -28
second: -25
first: 28
second: 18
first: 44
second: -73
first: 52
second: -43