DescriptionFJ'sNcows(1<=N<=100,000)arestandingatvariouspositionsalongalongone-dimensionalfence.Theithcowisstandingatpositionx_i(anintegerintherange0...1,000,000,000)andhasbreedb_i(anintegerintherange1..8).Notwocowsoccupythesameposition.FJwantstotakeaphotoofacontiguousintervalofcowsforthecountyfair,butwewantsallofhisbreedstobefairlyrepresentedinthephoto.Therefore,hewantstoensurethat...
1379.RunAway模拟退火裸题[crayon-68633e893766a233992770/]2758.CheckingtheText暴力+哈希[crayon-68633e8937679911282084/]poj3156.Interconnect由于状态是满足拓扑序的,所以直接dp上,再用个hash记忆化[crayon-68633e8937685186133864/]1837.Balancef(i,j)前i个力矩为j的方案,dp[crayon-68633e8937690281618222/]3609.ResetSequence状压+bfs初始集合是0-n-1每个指令会使得集合中的一些元素消失,目标状态是只有一个0[c...
poj2245.Lotto裸搜索[crayon-68633e8937db3479010370/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-68633e8937dbc779784719/]poj1635.Subwaytreesystems树的同构,哈希[crayon-68633e8937dc3874012144/]poj2419.Forests暴力即可[crayon-68633e8937dc9085915660/]poj1717.Dominoesdp水题[crayon-68633e8937dcf122227101/]poj2949.WordRings建图+分数规划[crayon-68633e8937dd5685290553/] ...
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