Task: Program Execution
Input (English): first: 50
second: 73
first: 77
second: -13
first: -32
second: 99
first: 2
second: -82
first: -29
second: 31
first: -77
second: 84
first: 53
second: -7
first: 42
second: 28
Output (English): first: -77
second: 84
first: -32
second: 99
first: -29
second: 31
first: 2
second: -82
first: 42
second: 28
first: 50
second: 73
first: 53
second: -7
first: 77
second: -13