Task: Program Execution
Input (English): 4, ['4399', 'E', 'O', '5537', '767', '5877', 'D', 'W', 'S', 'd', '8895', '9047', 'x', '3063', '4501', '2253', 'S']
Output (English): 767, 5877, D, W, S, d, 8895, 9047, x, 3063, 4501, 2253, S