Task: Program Execution
Input (English): 4327, W, 2793, F, s, Z, E, 2261, 6449, 1633, 5609, b, q, k, 497, 2771, k, 6383, 4877, 1787, 9639, u, 4783
Output (English): 4327, 2793, 2261, 6449, 1633, 5609, 497, 2771, 6383, 4877, 1787, 9639, 4783