4 0.37890625 0.8603515625 0.0703125 0.279296875
4 0.556640625 0.822265625 0.068359375 0.294921875
4 0.6123046875 0.7919921875 0.0546875 0.22265625
4 0.9326171875 0.697265625 0.044921875 0.134765625