Task: Program Execution
Input (English): 1, 3, ['31', '8769', 'n', 'x', '3919', 'W', '7615', 'n', '4103', '1443', '2263', '9095', '435', 'd', '1575', 'w', 'c', 'D', 'k', '7737', 's', '3397']
Output (English): 31, x, 7615, 1443, 435, w, k, 3397