Task: Program Execution
Input (English): first: 19
second: 84
first: 66
second: -46
first: 2
second: -38
first: -10
second: -93
first: -19
second: 70
first: -20
second: 91
first: -13
second: -69
Output (English): first: -20
second: 91
first: -19
second: 70
first: -13
second: -69
first: -10
second: -93
first: 2
second: -38
first: 19
second: 84
first: 66
second: -46