add some template for ec-final

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add some template for ec-final

二维rmq 离线 init O( n*n*logn*logn ) query O(1) http://www.cnblogs.com/kuangbin/p/3227420.html 求1-n有多少个素数 n = 1e9 #include <bits/stdc++.h> using namespace std; namespace acm { /// count primes between [1..n] (0< n <=1e9) /// solution: dp /// d(n,…

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