Task: Program Execution
Input (English): m 4193 b 9283 a 3285 z 2045 n r 1843 8707 9443 v 6195 e d t w o 2457 e 1199 u n 73 a v 2603 9165 u 115 1135 q 1873 2907 61
Output (English): a, b, d, e, m, n, o, q, r, t, u, v, w, z