Task: Program Execution
Input (English): 13, 16, ['2451', 'P', 'a', '8439', 'W', 'I', '4775', 'b', '3485', '1665', '7057', '8989', '3337', 'c', 'C', 'S', 'H', '2617', '6661', '3035', 'T', 'v', '4589', '301', '8201', '4233', '5769', '9785', 'M', '5023']
Output (English): S, C, c, 3337