Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
37508 jiangmiao 区间求和 C++ Accepted 0 MS 252 KB 351 2024-01-21 11:08:01

Tests(1/1):


#include<bits/stdc++.h> using namespace std; int main(){ int n,m; cin>>n>>m; int a[100000]; for(int i=1;i<=n;i++){ cin>>a[i]; } int b[m][2]; for(int i=1;i<=m;i++){ cin>>b[i][0]>>b[i][1]; } for(int i=1;i<=m;i++){ int sum=0; for(int j=b[i][0];j<=b[i][1];j++){ sum+=a[j]; } cout<<sum<<endl; } return 0; }


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