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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int t;
  6. 	cin>>t;
  7. 	while(t--){
  8. 		int n;
  9. 		cin>>n;
  10. 		int a[n];
  11. 		for(int i=0;i<n;i++)
  12. 		cin>>a[i];
  13. 		int max=0,x;
  14. 		for(int i=0;i<n;i++){
  15.  
  16. 			for(int j=i;j<n;j++){
  17. 				x=a[i]%a[j];
  18. 				if(x>max)
  19. 				max=x;
  20. 			}
  21. 		}
  22. 		cout<<max<<endl;
  23. 	}
  24. 	return 0;
  25. }
Runtime error #stdin #stdout 0s 16064KB
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/4BEREv
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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