Task: Program Execution
Input (English): [647, 821, 971, 577, 971, 923, 499, 449, 394, 521, 991, 303, 113, 877, 474, 733, 449, 47]
Output (English): [647, 821, 971, 577, 971, 499, 449, 521, 991, 113, 877, 733, 449, 47]