Task: Program Execution
Input (English): 1685 m 2897 7683 7239 f 4277 1381 9781 m 643 z 2765 w v a 2443 t b k t i 2121 x w i 1703 z m 6571 x t 1997 i 8205 k k z 323
Output (English): a, b, f, i, k, m, t, v, w, x, z