
3613.CowRelays求经过n条边的最短路,floyd+倍增QAQ[crayon-691fbe8108aa4782360279/]2728.DesertKing最优比率生成树分数规划[crayon-691fbe8108aaf891385472/]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-691fbe8108a...

poj2245.Lotto裸搜索[crayon-691fbe8109e6f287156623/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-691fbe8109e7d433236691/]poj1635.Subwaytreesystems树的同构,哈希[crayon-691fbe8109e86574066782/]poj2419.Forests暴力即可[crayon-691fbe8109e91491074137/]poj1717.Dominoesdp水题[crayon-691fbe8109e9b487907159/]poj2949.WordRings建图+分数规划[crayon-691fbe8109ea9917202410/] ...

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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