3613.CowRelays求经过n条边的最短路,floyd+倍增QAQ[crayon-673fbc3b8db5b629656269/]2728.DesertKing最优比率生成树分数规划[crayon-673fbc3b8db67469352900/]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-673fbc3b8db...
poj2245.Lotto裸搜索[crayon-673fbc3b8e172757256183/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-673fbc3b8e17b070144376/]poj1635.Subwaytreesystems树的同构,哈希[crayon-673fbc3b8e180519034310/]poj2419.Forests暴力即可[crayon-673fbc3b8e186907830345/]poj1717.Dominoesdp水题[crayon-673fbc3b8e18b150279934/]poj2949.WordRings建图+分数规划[crayon-673fbc3b8e191780191099/] ...
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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