Task: Program Execution
Input (English): x, D, 8217, 2819, 9851, 6517, f, 5815, j, 2263, W, C, 2575, t, 3285, f, 709, 2115, 6875
Output (English): 8217, 2819, 9851, 6517, 5815, 2263, 2575, 3285, 709, 2115, 6875