Task: Program Execution
Input (English): 4, ['933', '5895', '291', '809', 'z', '2023', '6329', 'O', 'N', '5569', 'r', '5571', '7157', 'n', '9463', '7313', 'R', 'D', 'x', 'Y']
Output (English): 933, 5895, 291, 809