Task: Program Execution
Input (English): 9197 v 3183 r w k j j f n d 6389 6189 w 2443 5989 6585 9819 5433 x 9071 z q 889 1091 q 5529 9239 7393 7155 2933 4961 e 3805 4017 5721 8383 2117 5083 i 2057
Output (English): d, e, f, i, j, k, n, q, r, v, w, x, z