Task: Program Execution
Input (English): first: 6
second: 20
first: 31
second: -39
first: -23
second: 3
first: -21
second: 53
first: -20
second: -86
first: 79
second: 61
first: 25
second: -75
first: -22
second: -77
first: -76
second: 72
Output (English): first: -76
second: 72
first: -23
second: 3
first: -22
second: -77
first: -21
second: 53
first: -20
second: -86
first: 6
second: 20
first: 25
second: -75
first: 31
second: -39
first: 79
second: 61