DescriptionEachofFarmerJohn's N cows(1≤ N ≤1,000)producesmilkatadifferentpositiverate,andFJwouldliketoorderhiscowsaccordingtotheseratesfromthefastestmilkproducertotheslowest.FJhasalreadycomparedthemilkoutputratefor M (1≤ M ≤10,000)pairsofcows.Hewantstomakealistof C additionalpairsofcowssuchthat,ifhenowcomparesthose C pairs,hewilldefinitelybeabletodeducethecorrectorde...
题目描述FarmerJohn'sfamilypitchesinwiththechoresduringmilking,doingallthechoresasquicklyaspossible.AtFJ'shouse,somechorescannotbestarteduntilothershavebeencompleted,e.g.,itisimpossibletowashthecowsuntiltheyareinthestalls.FarmerJohnhasalistofN(3<=N<=10,000)choresthatmustbecompleted.Eachchorerequiresanintegertime(1<=lengthoftime<=100)tocompleteandtheremaybeotherchoresthatmustbe...
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