Task: Program Execution
Input (English): 5, 19, ['B', '1745', 'F', '6321', '7053', 'o', 'z', '1023', 'B', '7075', '557', 'v', '1515', 'l', '1875', '5857', '757', '5031', 'c', '4863', '1415', 'F', 'y', '8359', 'Q', 'l', '6617', 'l', '193', 's']
Output (English): 7053oz1023B7075557v1515l187558577575031c