Task: Program Execution
Input (English): DhaoywyQuMnfykupdpVyKNSweQdL, DoBTnbziqxvUfykupdpVyKNSwmScBKLLSyA
Output (English): a, b, c, d, f, i, k, l, m, n, o, p, q, s, t, u, v, w, x, y, z