Task: Program Execution
Input (English): kWhnhtVNiDftnnZYUyEcajQqhpWRsqPKedsNJbSMsvA, lOjzNJdnZYUyEcajQqhpWRZTjetRy
Output (English): a, b, c, d, e, f, h, i, j, k, m, n, p, q, r, s, t, u, v, w, y, z