7 2 3 4 3.0 7.0 4 3 3 1 3.0 5.0 6.0 6.994495412844037 1 1 1.0 1.0 1.0 5.0 2 3 2.0 4 4.0 2.597370583401808 2.700534759358289 7.801587301587301