Task: Program Execution
Input (English): 9, ['431', 'W', 'x', 'z', 'Y', 'U', 'N', 'K', '2179', 'Z', '7011', '6203', '9605', 'A', 'x', 'Y', '5553', 'i', 'M', '7397', 't', '5287', 'C', '8793', 'G', '4769', '9647', 'O', 'G', '4685', '6857', 'H', '8773', 's', 'J', '4107', 'u', '1275', '5219', 'd']
Output (English): 431, Z, M, O, u