Task: Program Execution
Input (English): 885, b, 4077, 2721, 9985, 1623, 7165, k, m, 8979, u, 1891, w, 6849, 3425, 6533, n, p, x, 2873, 8603, 1871, 9329
Output (English): b, k, m, n, p, u, w, x