Task: Program Execution
Input (English): zMRPeGITrdQjVhFNQwBfNxVIfmVDnBvweph, hAqVvLlkRyUHrrdQjVhFNQwBfNxmPefWwDayXVI
Output (English): a, b, d, e, f, h, i, j, k, l, m, n, p, q, r, u, v, w, x, y