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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int b[]={5,6,4,3,6};
  7. 	int n=sizeof(b)/sizeof(b[0]);
  8. 	int k=7;
  9. 	int count=0;
  10. 	for(int i=0;i<n;i++){
  11. 		for(int j=i+1;j<n;j++){
  12. 			if(b[i]-b[j]==k){
  13. 				count++;
  14.  
  15. 			}
  16. 		}
  17. 	}
  18. 	cout<<count;
  19.  
  20. 	return 0;
  21. }
Success #stdin #stdout 0.01s 5316KB
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stdout 
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https://ideone.com/L4S8ib
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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