Task: Program Execution
Input (English): WDbLcmxKTBVtoqHNUosQJKEiMCdJXXmIR, kieQzzmlrqHNUosQJKEiMCcQnBvBCMtwqoU
Output (English): b, c, e, h, i, j, k, l, m, n, o, q, r, s, t, u, v, w, z