Task: Program Execution
Input (English): 12, 21, ['z', '837', 'U', 't', '3697', '6155', 'B', 'v', 'a', 'H', 'z', '2567', 'o', 'H', 'a', '3033', 'x', '499', 'T', '6709', 'J', 'b', 'P', '2599', '9767', 'L', 'M', '3841']
Output (English): J, 6709, T, 499, x, 3033, a, H, o, 2567