Task: Program Execution
Input (English): XxogbbBVIjRzyJIibWWlzbDsAD, sSfOUYFhTUuogbbBVIjRzyJIjinBUYrjVlb
Output (English): b, f, g, h, i, j, l, n, o, r, s, t, u, v, y, z