Task: Program Execution
Input (English): 4, 25, ['3701', '1579', '9843', '7019', 'G', '3231', '1049', 'n', '8171', 'e', '9695', 'u', '9807', '9799', '5677', 'j', 'I', 'Y', '7803', '4407', '5071', 'X', 'l', '6247', 'z', 'e', 'Y', 'N']
Output (English): z7426lX170570443087YIj776599797089u5969e1718n94011323G9107