Task: Program Execution
Input (English): cpnNwGJctKFEsqzGDKvhyPmkoodkePmH, TfHHLxhJQzNmFEsqzGDKvhyPmkssvi
Output (English): c, d, e, f, g, h, j, k, m, n, o, p, q, s, t, v, w, y, z