Task: Program Execution
Input (English): 2957 9101 2365 j a 8883 q i i v n g f z 4677 s p q 2809 6443 n k 3767 4183 6483 l x 8199 c 97 7181
Output (English): a, c, f, g, i, j, k, l, n, p, q, s, v, x, z