fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int s, e;
  6. 	cin>>s>>e;
  7.  
  8. 	int prime;
  9.  
  10. 	for(int i=s; i <= e ;i++ ){
  11. 		int cnt=0;
  12. 		for(int j = 1 ; j <= i; j++){
  13. 			if(i%j==0){
  14. 				cnt++;
  15. 			}
  16. 		}
  17. 		if(cnt==2){
  18. 			prime++;
  19. 			cout<< i << " is a prime no"<< endl;
  20. 		}
  21. 	}
  22. 	cout << "Total no of prime numbers: "<< prime<<endl;
  23.  
  24. 	return 0;
  25. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
1 10
stdout
copy 
2 is a prime no
3 is a prime no
5 is a prime no
7 is a prime no
Total no of prime numbers: 859677588
https://ideone.com/nVxMPb
language:
C++14 (gcc 8.3)
created:
2 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!