Task: Program Execution
Input (English): 3, 10, ['4471', 'd', '3791', 'A', 'Y', '5289', 'U', 'C', 'K', '9589', 'A', 'v', 'I', '4971', '4659', 'K', '593', '7263', 'L', '8689', '5955', '3273', 'y', 'u']
Output (English): 9859KCU9825YA1973