Task: Program Execution
Input (English): first: 12
second: 4
first: -34
second: -42
first: -34
second: -19
first: 60
second: -46
first: -23
second: 43
first: -83
second: -57
first: 50
second: 32
first: 46
second: -94
Output (English): first: -83
second: -57
first: -34
second: -42
first: -34
second: -19
first: -23
second: 43
first: 12
second: 4
first: 46
second: -94
first: 50
second: 32
first: 60
second: -46