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  1. #include <bits/stdc++.h>
  2. #define ll long long
  3. #define _ ios::sync_with_stdio(false);cout.tie(NULL);cin.tie(NULL);
  4. using namespace std;
  5.  
  6. int main() { _
  7. #ifndef ONLINE_JUDGE
  8.     freopen("input.txt", "r", stdin); //freopen("output.txt", "w", stdout);
  9. #endif
  10.     ll n, m; cin >> n >> m;
  11.     vector <pair <ll, ll>> vec(n);
  12.     for(int i = 0; i < n; i++){
  13.         cin >> vec[i].first >> vec[i].second;
  14.     }
  15.     long double sum = 0.0;
  16.     for(int i = 0; i < n; i++){
  17.         sum += 1.0 * vec[i].first * vec[i].second / 100;
  18.         if(sum > m){
  19.             cout << i + 1 << endl;
  20.             return 0;
  21.         }
  22.     }
  23.     cout << -1 << endl;
  24. }
Runtime error #stdin #stdout #stderr 0s 4976KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
https://ideone.com/wG8KxG
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
public

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