Task: Program Execution
Input (English): SLTBbniMvHaUMiVRQWPFoqsWSTWnZk, WpRPsiIkroSMvHaUMiVRQWPFdethj
Output (English): a, b, f, h, i, k, l, m, n, o, p, q, r, s, t, u, v, w, z