Task: Program Execution
Input (English): 12, 20, ['3271', 'W', '3233', '5239', 'I', '2249', '605', 'h', '2731', 'w', 'r', 'K', 'Z', '5777', 'z', '1583', 'b', '6947', 'Q', 'm', '3249', '7899', '1351', '457', '467', '9647', '7891', '1029', '9235', 'c']
Output (English): KZ5777z1583b6947Qm