fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n, a, b;
  6. 	cin>>n;
  7. 	for(int i=1;i<=n;i++){
  8. 		cin>>a>>b;
  9. 		int sum=0;
  10. 		if(a%2==0){
  11. 			a+=1;
  12. 		}
  13.  
  14. 		for(int s=a;s<=b;s+=2){
  15. 			sum+=s;
  16. 		}
  17. 		cout<<"Case"<<" "<<i<<":"<<" "<<sum<<"\n";
  18.  
  19. 	}
  20.  
  21. }
Success #stdin #stdout 0s 5296KB
comments (?)
stdin
copy 
2
1
5
3
5
stdout
copy 
Case 1: 9
Case 2: 8
https://ideone.com/6BHeeN
language:
C++14 (gcc 8.3)
created:
3 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!