Task: Program Execution
Input (English): 8, 12, ['M', 'C', 'y', 'B', '4893', 'j', 'b', 'G', '4789', '2937', '7281', 'S', '4509', 's', '9139', '481', '9813', '5517', '6297']
Output (English): S182773929874G