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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	vector<int>v= {2, 3, 7, 10, 11, 11, 25};
  6. 	auto it= lower_bound(v.begin(),v.end(),8);
  7. 	int idx = it-v.begin();
  8. 	auto itr = upper_bound(v.begin(),v.end(),10);
  9. 	//implementing lower_bound:
  10. 	// int l=0, h=a.size()-1;
  11. 	// int k=9;
  12. 	// int ans = a.size();
  13. 	int idx2= itr-v.begin();
  14. 	cout<<" idx is "<<idx<<endl;
  15. 	cout<<" upper_bound idx is "<<idx2<<endl;
  16. }
Success #stdin #stdout 0.01s 5332KB
comments (?)
stdin 
Standard input is empty
stdout 
 idx is 3
 upper_bound idx is 4
https://ideone.com/q8yO6i
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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