Task: Program Execution
Input (English): 19, 20, ['1281', '3165', '5073', 'F', '9531', '3423', 'A', '4215', '4685', 'n', '1257', '4557', '9053', 'I', '1549', 'a', '2421', 'l', 'r', '5141', 'o', '4799', 'i', '6317', '1873', '93', 'o']
Output (English): 1415r