4 0.6405855468749999 0.9089833328125 0.6895214843749999 0.8925354171875 0.674628125 0.7813713546875001 0.626117578125 0.7989536453125 0.632075 0.8397890625000001 0.622287890625 0.8397890625000001 0.629521875 0.8794906250000001 0.635479296875 0.874953125 0.6405855468749999 0.9089833328125