Task: Program Execution
Input (English): MKeGESUySrwNyRRaIpqQYBSvnbFAmIvi, iqCRfOMZNyRRaIpqQYBSvZNfY
Output (English): a, b, e, f, g, i, k, m, n, p, q, r, s, u, v, w, y