Task: Program Execution
Input (English): 7, 7, ['U', '1721', 'Z', '581', '6031', 'e', '509', '8471', '9733', 'W', 'u', '7649', 'I', '4707', '6003', 'C', 'E', '8097', 'F', '1715', 'J', 'P', 'x', '1711', 'L', '1847', '7387', '2665', '8499']
Output (English): 905