10 0.498046875 0.8271484375 0.99609375 0.341796875
15 0.2705078125 0.634765625 0.390625 0.318359375
8 0.5791015625 0.626953125 0.330078125 0.1220703125
8 0.1416015625 0.9267578125 0.2822265625 0.1416015625