
3613.CowRelays求经过n条边的最短路,floyd+倍增QAQ[crayon-696f3b2fe36c0969362776/]2728.DesertKing最优比率生成树分数规划[crayon-696f3b2fe3733345278882/]1639.PicnicPlanning带度数限制的最小生成树http://wenku.baidu.com/link?url=UKcnK1pZvaVwypQOrIFRTOPzM4edIlBmqvnZjZipGf2o_6u-aB1F2tFsMGdUQbA1O-96menmbgyxNoSoWKWBeJnr-RJKuG2yM4b6Jf7IvR3[crayon-696f3b2fe37...

poj2245.Lotto裸搜索[crayon-696f3b2fe48ff499230930/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-696f3b2fe490e640610751/]poj1635.Subwaytreesystems树的同构,哈希[crayon-696f3b2fe4918723768799/]poj2419.Forests暴力即可[crayon-696f3b2fe4922135236092/]poj1717.Dominoesdp水题[crayon-696f3b2fe492e762983467/]poj2949.WordRings建图+分数规划[crayon-696f3b2fe493a103973880/] ...

DescriptionGordistrainingforamarathon.Behindhishouseisaparkwithalargenetworkofjoggingtrailsconnectingwaterstations.Gordwantstofindtheshortestjoggingroutethattravelsalongeverytrailatleastonce.InputInputconsistsofseveraltestcases.Thefirstlineofinputforeachcasecontainstwopositiveintegers:n<=15,thenumberofwaterstations,andm<1000,thenumberoftrails.Foreachtrail,thereisonesubsequentlineofin...

Givenaweighteddirectedgraph,wedefinetheshortestpathasthepathwhohasthesmallestlengthamongallthepathconnectingthesourcevertextothetargetvertex.Andiftwopathissaidtobenon-overlapping,itmeansthatthetwopathhasnocommonedge.So,givenaweighteddirectedgraph,asourcevertexandatargetvertex,weareinterestedinhowmanynon-overlappingshortestpathcouldwefindoutatmost.InputInputconsistsofmultipletestcases.Thefirs...
近期评论