Task: Program Execution
Input (English): 5, 13, ['8537', 'q', 'a', '1309', '9263', 'X', 'y', '2781', 'q', '5417', 'm', 'N', 'u', '403', '8171', '7651', 'w', 'R', 'w', '9789', 'l', '8039', 'Q', '6391', 'f']
Output (English): 9263Xy2781q5417mNu