Task: Program Execution
Input (English): first: 16
second: -48
first: 20
second: -57
first: -13
second: -34
first: -49
second: 53
first: -38
second: 19
first: 84
second: -63
first: -92
second: -49
first: -99
second: 88
first: 9
second: 38
Output (English): first: -99
second: 88
first: -92
second: -49
first: -49
second: 53
first: -38
second: 19
first: -13
second: -34
first: 9
second: 38
first: 16
second: -48
first: 20
second: -57
first: 84
second: -63