Task: Program Execution
Input (English): ELLpZLlFFxnptFybjuqJytNzNXvgHBM, nWyfnptFybjuqJytNzjdGyBKCcvJLd
Output (English): b, e, f, g, h, j, l, m, n, p, q, t, u, v, x, y, z