Task: Program Execution
Input (English): 18, 24, ['2191', '7971', '2883', '2215', 'C', '8347', 'E', 'K', '1295', '5481', 'N', '4083', 'P', '675', '4199', 'H', '8439', '4847', '7969', 'U', '7999', 'o', '1743', 'E']
Output (English): E3471o9997U96977484