Task: Program Execution
Input (English): ijFlDajwFWdtUYRWqZAPWpzmyUcEHiOD, pBcaLqAISbHtUYRWqZAPWpzmyyHcSvNIQEAOs
Output (English): a, b, c, e, h, i, l, m, n, o, p, q, r, s, t, u, v, w, y, z