3613.CowRelays求经过n条边的最短路,floyd+倍增QAQ[crayon-688a76df7cc3a392838505/]2728.DesertKing最优比率生成树分数规划[crayon-688a76df7cc46632671232/]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-688a76df7cc...
poj2245.Lotto裸搜索[crayon-688a76df7d2d3535827629/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-688a76df7d2dd425150998/]poj1635.Subwaytreesystems树的同构,哈希[crayon-688a76df7d2f3457934040/]poj2419.Forests暴力即可[crayon-688a76df7d2fa736585711/]poj1717.Dominoesdp水题[crayon-688a76df7d2ff670270045/]poj2949.WordRings建图+分数规划[crayon-688a76df7d305788049392/] ...
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...
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