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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. typedef long long ll;
  4. int main(){
  5. ll n,c;
  6. cin>>n>>c;
  7. vector<ll>v(n);
  8. for(ll i=0; i<n; i++){
  9.     cin>>v[i];
  10. }
  11. ll cnt=0;
  12. ll x=0;
  13. // sort(v.begin(),v.end());
  14. for(ll i=0; i<n; i+=2){
  15.         if(x>=c){
  16.             break;
  17.         }
  18.     x+=v[i];
  19.     cnt++;
  20. }
  21. if(x>c){
  22.     cnt--;
  23. }
  24. cout<<cnt<<endl;
  25.  
  26.  
  27. return 0;
  28. }
  29.  
Success #stdin #stdout 0.01s 5316KB
comments (?)
stdin
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4 10
2 3 4 5
stdout
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2
https://ideone.com/QbErJI
language:
C++14 (gcc 8.3)
created:
2 days ago
visibility:
public

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