Task: Program Execution
Input (English): first: 16
second: 36
first: 32
second: -57
first: 29
second: -54
first: -81
second: -68
first: -16
second: 42
Output (English): first: -81
second: -68
first: -16
second: 42
first: 16
second: 36
first: 29
second: -54
first: 32
second: -57