Task: Program Execution
Input (English): 1, 7, ['8717', 'U', '4329', '7463', '405', '3061', 'j', 'X', 'X', 's', 'i', '921', 'U', '1607', 'd', '9953', 'R', 'w', 'K', 'D', 'G', 'v', 'N', '3005', '4491']
Output (English): 8717, X, d, v