Task: Program Execution
Input (English): 13, 15, ['4131', '8707', '2005', '4723', '3613', '3099', '5009', 'V', '2105', '2507', 'h', '3815', 'W', 'c', 'F', 'o', '6357', '6009', '443']
Output (English): FcW