Task: Program Execution
Input (English): vwWbAyFkAZMDMZbjAReqpZUwuPgEN, HLNFkAZMDMZbjAReqpDZkQzjdQ
Output (English): a, b, d, e, f, g, j, k, m, n, p, q, r, u, v, w, y, z