Task: Program Execution
Input (English): 1, 4, ['217', '4365', '825', 'd', '5023', 'Y', 'x', '1235', 'k', '2223', '939', '3267', '8529', 'C', '7597', '3435', '6745', 'n', '3961', 'W', '6653', '8741', '8983']
Output (English): 217, 5023, k, 8529, 6745, 6653