Task: Program Execution
Input (English): first: 5
second: 14
first: 12
second: -1
first: -87
second: -13
first: 26
second: 61
first: -15
second: 29
first: 23
second: 13
first: -47
second: -5
first: 5
second: 33
first: 35
second: -31
first: -23
second: 56
Output (English): first: -87
second: -13
first: -47
second: -5
first: -23
second: 56
first: -15
second: 29
first: 5
second: 14
first: 5
second: 33
first: 12
second: -1
first: 23
second: 13
first: 26
second: 61
first: 35
second: -31