7 0.353515625 0.322265625 0.591796875 0.525390625
7 0.5029296875 0.671875 0.4462890625 0.53515625
7 0.732421875 0.4716796875 0.255859375 0.466796875
7 0.771484375 0.3525390625 0.333984375 0.47265625