Task: Program Execution
Input (English): first: 20
second: -31
first: -51
second: 62
first: -22
second: -89
first: 8
second: -47
first: -20
second: -6
first: -2
second: 66
Output (English): first: -51
second: 62
first: -22
second: -89
first: -20
second: -6
first: -2
second: 66
first: 8
second: -47
first: 20
second: -31