Task: Program Execution
Input (English): 1117, 2493, m, i, x, d, 655, u, 5207, a, 4951, 8143, s, f, 8517, j, 6123, 1789, 5707, 2459, m, 4347, k
Output (English): a, d, f, i, j, k, m, s, u, x