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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n,m;
  6. 	cin>>n>>m;
  7. 	int a[n+1][m+1];
  8. 	long long pr[n+2][m+2]={};
  9. 	for(int i=1; i<=n; i++)
  10. 		for(int j=1; j<=m; j++)
  11. 			cin>>a[i][j];
  12. 	for(int i=1; i<=n; i++)
  13. 		for(int j=1; j<=m; j++)
  14. 		pr[i][j]=pr[i-1][j]+pr[i][j-1]-pr[i-1][j-1]+a[i][j];
  15. 	for(int i=0; i<=n; i++){
  16. 		for(int j=0; j<=m; j++)
  17. 		cout<<pr[i][j]<<" ";
  18. 	cout<<endl;
  19. 	}
  20. 	return 0;
  21. }
Success #stdin #stdout 0.01s 5280KB
comments (?)
stdin
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3 3 2
1 2 3
4 5 6
7 8 9
2 2 3 3
1 1 2 3
stdout
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0 0 0 0 
0 2 3 5 
0 5 10 17 
0 11 23 38
https://ideone.com/Fg020A
language:
C++14 (gcc 8.3)
created:
2 days ago
visibility:
public

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