Task: Program Execution
Input (English): r g z c 787 8183 a 1319 z i 2101 2759 b 5947 5365 q k p 8559 j u 6191 7753 v f a v 337 n 3567 t k 493 3057 w w 7069 a 8685 u y l e 6121 1865
Output (English): a, b, c, e, f, g, i, j, k, l, n, p, q, r, t, u, v, w, y, z