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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int x [500*500];
  6. 	int n, m;
  7. 	cin >> n >> m;
  8. 	int nm= n*m;
  9. 	for(int i = 1; i <= nm; i++){
  10. 		cin >> x[i];
  11. 	}
  12. 	int k;
  13. 	long long int v = 0;
  14. 	for(int i = 1; i <= nm; i++){
  15. 		cin >> k;
  16. 		v+= k*x[i];
  17. 	}
  18. 	cout << v << endl;
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 16088KB
comments (?)
stdin
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3 3
1 2 3
4 5 6
7 8 9

1 0 1
0 1 0
1 0 1
stdout
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25
https://ideone.com/LwpxCI
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
secret

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