Task: Program Execution
Input (English): gSJmyoINerPcvMaSDNzNXrioQyuEaK, bGPfAiNSZHmQvMaSDNzNXrioHbfDr
Output (English): a, c, d, e, g, i, j, k, m, n, o, p, q, r, s, u, v, x, y, z