The 15th Chinese Northeast Collegiate Programming Contest K.City
目录题目:思路:代码:题目:原题:Lucidaoccupiesncitiesconnectedbymundirectedroads,andeachroadhasastrengthki.Theenemywillattacktodestroytheseroads.Whentheenemylaunchesanattackwithdamagex,allroadswithstrengthlessthanxw