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题目大意 n个点,m条边有向图,给定S,T,求不严格k短路 n include include include include include include using namespace std; const int N=1007; const int M=100007; inline int 阅读全文
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题目大意 bzoj 2795 给出一个由小写英文字母组成的字符串S,再给出q个询问,要求回答S某个子串的最短循环节。 如果字符串B是字符串A的循环节,那么A可以由B重复若干次得到。 n include include include include include using namespace s 阅读全文
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from NOIP2016模拟题36 Description 商店里有n种背包和m种物品,物品体积为1到m,背包容积 include include include include include using namespace std; const double pi=acos( 1.0); co 阅读全文