Task: Program Execution
Input (English): llodFJQoOJcfnVdUTpUggGdMRMz, fhOJcfnVdUTpUggGdmPkUWgbjoJhUz
Output (English): b, c, d, f, g, h, j, k, m, n, o, p, t, u, v, w, z