Task: Program Execution
Input (English): JLzZAbnAfYHRBKSzEAJHoZTLVZfcNqStvtbUUKoK, sSfnpbroaJLNMjBKSzEAJHoZTLVZIAm
Output (English): a, b, c, e, f, h, j, k, l, n, o, q, r, s, t, u, v, y, z