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  1. #include <iostream>
  2. using namespace std;
  3. int main() {
  4. 	int n,su1=0,su2=0;
  5. 	cin>> n;
  6. 	int** a= new int*[n];
  7. 	for(int i=0;i<n;i++){
  8. 		a[i]= new int[n];
  9. 	}
  10. 	for(int i=0;i<n;i++){
  11. 		for(int j=0;j<n;j++){
  12. 			cin>> a[i][j];
  13. 			if(j>i)su1+=a[i][j];
  14. 			if(j<n-i-1)su2+=a[i][j];
  15. 		}
  16. 	}
  17. 	for(int i=0;i<n;i++){
  18. 		for(int j=0;j<n;j++){
  19. 			if((su1>su2)&&((i+1)%2==0))a[i][j]=0;
  20. 			if((su1<su2)&&((i+1)%2!=0))a[i][j]=0;
  21. 		}
  22. 	}
  23. 	for(int i=0;i<n;i++){
  24. 		for(int j=0;j<n;j++){
  25. 			cout<<a[i][j]<<" ";
  26. 		}
  27. 		cout<<endl;
  28. 	}
  29. 	for(int i=0;i<n;i++){
  30. 		delete[] a[i];
  31. 	}
  32. 	delete[] a;
  33. 	return 0;
  34. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
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4
1
2
3
4
5
6
7
8
99
10
11
12
13
14
15
16
stdout
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0 0 0 0 
5 6 7 8 
0 0 0 0 
13 14 15 16
https://ideone.com/Lz424r
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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