Task: Program Execution
Input (English): 1, 13, ['a', '5915', 'S', 'W', 'Q', 'I', '7871', '149', '3731', '8697', '8157', 'J', '451']
Output (English): 451, J, 8157, 8697, 3731, 149, 7871, I, Q, W, S, 5915, a