Task: Program Execution
Input (English): 18, ['C', '1239', '8757', '4859', 'M', '3215', '2695', '5087', '8497', '3777', '2551', 'e', '4531', '5119', 'a', 'A', 'P', 'D', '7161', '3355', '7607', 'm', '2029', '1537', '8287', 'z', 'v', 'g', 'W', 'C', 'B', '1029', 'q', 'c', '2533', '1711', 'd']
Output (English): C, 7161, d