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  1. #include<iostream>
  2. using namespace std;
  3. int main()
  4. {
  5. 	int t,N,i,j;
  6. 	cin>>t;
  7. 	for(i=0;i<t;++i)
  8. 	{   int s=0;
  9. 		cin>>N;
  10. 		int a[N],b[N];
  11. 		for(j=0;j<N;++j)
  12. 	    {
  13. 	    	cin>>a[j];
  14. 		}
  15. 		for(j=0;j<N;++j)
  16. 	    {
  17. 	    	cin>>b[j];
  18. 		}
  19. 		for(j=0;j<N;++j)
  20. 		{
  21. 			s=s+(a[j]*b[j]);
  22. 		}
  23. 		cout<<s<<endl;
  24. 	}
  25. }
Success #stdin #stdout 0s 15240KB
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/y2rYSB
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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