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#ifndef call_from_test #include <bits/stdc++.h> using namespace std; #endif //BEGIN CUT HERE template<typename T> struct CumulativeSum{ vector<T> sm; CumulativeSum(const vector<T> &as){ int n=as.size(); sm.resize(n+1); sm[0]=T(); for(int i=0;i<n;i++) sm[i+1]=sm[i]+as[i]; } // [l, r) T query(int l,int r){return -sm[l]+sm[r];} }; //END CUT HERE #ifndef call_from_test //INSERT ABOVE HERE signed main(){ return 0; } #endif
#line 1 "datastructure/cumulativesum.cpp" #include <bits/stdc++.h> using namespace std; #endif //BEGIN CUT HERE template<typename T> struct CumulativeSum{ vector<T> sm; CumulativeSum(const vector<T> &as){ int n=as.size(); sm.resize(n+1); sm[0]=T(); for(int i=0;i<n;i++) sm[i+1]=sm[i]+as[i]; } // [l, r) T query(int l,int r){return -sm[l]+sm[r];} }; //END CUT HERE #ifndef call_from_test //INSERT ABOVE HERE signed main(){ return 0; } #endif