Task: Program Execution
Input (English): lMZFZLIKMNDwPiNkeRnQmQHz, cflHbkGpNDwPiNkeRnQmAObzYfknuu
Output (English): a, b, c, d, e, f, g, h, i, k, l, m, n, o, p, q, r, u, w, y, z