Task: Program Execution
Input (English): 2, 15, ['y', '5591', '6581', '7619', '4615', 'S', '5113', '3245', 'q', 'U', '4549', 'v', 'q', '1983', 'b', '3921']
Output (English): 5591658176194615S51133245qU4549vq1983b