HDU 5266 HDU 2586 LCA問題

首先來一發基於RMQ-ST的LCA模板php #pragma comment(linker, "/STACK:1024000000,1024000000") #include<cstdio> #include<cstring> #include<cmath> #include<cstdlib> #include<iostream> #include<algorithm> #include<sstr

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