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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. void fast(){
  5.     ios_base::sync_with_stdio(NULL);
  6.     cin.tie(0);cout.tie(0);
  7. }
  8. map<int,int>mp;
  9. multiset<int>st;
  10. int main(){
  11.     fast();
  12.     int t=1;
  13.     //cin>>t;
  14.     while(t--){
  15.         int n;
  16.         long long s;
  17.         cin>>n>>s;
  18.         long long arr[n],sum=0,ans=0;
  19.         for(int i=0;i<n;i++)cin>>arr[i];
  20.         int l=0,r=0;
  21.         while(r<n){
  22.             sum+=arr[r];
  23.             while(sum>s){
  24.                 sum-=arr[l];
  25.                 l++;
  26.             }
  27.             ans+=r-l+1;
  28.             r++;
  29.         }
  30.         cout<<ans;
  31.     }
  32. }
  33.  
Success #stdin #stdout 0.01s 5308KB
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228786631
https://ideone.com/ps7baM
language:
C++ (gcc 8.3)
created:
20 hours ago
visibility:
public

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