Task: Program Execution
Input (English): first: 19
second: -24
first: 57
second: 63
first: 20
second: 41
first: 90
second: -99
first: -26
second: -10
first: 69
second: -83
first: 34
second: 47
first: -54
second: 26
first: 76
second: -58
first: 19
second: -53
Output (English): first: -54
second: 26
first: -26
second: -10
first: 19
second: -53
first: 19
second: -24
first: 20
second: 41
first: 34
second: 47
first: 57
second: 63
first: 69
second: -83
first: 76
second: -58
first: 90
second: -99