Task: Program Execution
Input (English): j 7219 8485 7331 5861 k i 4719 q a w b u u 8693 2709 x 6963 6961 409 p 5919 f 969 v t n 8323 9317 c 3165 j
Output (English): a, b, c, f, i, j, k, n, p, q, t, u, v, w, x