Task: Program Execution
Input (English): LBagigakykZWvmXLvfUwzPrclYx, OSoIQkbsNZWvmXLvfUwzPPatGVtxw
Output (English): a, b, f, g, i, k, l, m, n, o, p, q, s, t, u, v, w, x, z