poj2245.Lotto裸搜索[crayon-680c9c4c8e91e714895301/]poj2601.Simplecalculations推公式麻烦。。直接二分[crayon-680c9c4c8e927331048168/]poj1635.Subwaytreesystems树的同构,哈希[crayon-680c9c4c8e92c037601387/]poj2419.Forests暴力即可[crayon-680c9c4c8e932092657293/]poj1717.Dominoesdp水题[crayon-680c9c4c8e938838368189/]poj2949.WordRings建图+分数规划[crayon-680c9c4c8e93e855846851/] ...
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