Task: Program Execution
Input (English): 1, 4, ['3515', 'U', 'e', '3785', '3463', 'c', 'z', 'E', '487', '5345', '3969', 'D', '4967', '6033', '3221', 'F', '6665', 'l', 'g', '8765', 'H', '3355', '2521', '8377', 'r', '1537']
Output (English): 3515, 3463, 487, 4967, 6665, H, r