Task: Program Execution
Input (English): m, 731, j, 2389, 5615, 2125, 6399, x, 6213, 3585, 2951, C, k, X, c, w, 4769, v, 5617, 6507, 6289
Output (English): m, j, x, C, k, X, c, w, v, 731, 2389, 5615, 2125, 6399, 6213, 3585, 2951, 4769, 5617, 6507, 6289