Task: Program Execution
Input (English): fhPeTyzRNBdWgpQCHLSYnLmfiTzb, EsebogpQCHLSYnLmfIMlJkFkGE
Output (English): b, c, d, e, f, g, h, i, l, m, n, p, q, r, s, t, w, y, z