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  1. #include <stdio.h>
  2. #define size 100
  3. int main ()
  4. {	
  5. 	int a[size][size], n;
  6. 	scanf("%d", &n);
  7.  
  8. 	for (int i = 0; i < n; i++)
  9. 		for (int j = 0; j < n; j++)
  10. 			scanf("%d", &a[i][j]);
  11.  
  12. 	for (int i = 0; i < n; i++)
  13. 	{
  14. 		a[i][i] = 1;
  15. 		a[n-i-1][i] = 1;
  16. 	}
  17.  
  18. 	for (int i = 0; i < n; i++)
  19. 	{
  20. 		for (int j = 0; j < n; j++)
  21. 			printf("%d ", a[i][j]);
  22. 		printf("\n");
  23. 	}
  24. 	return 0;
  25. }
Success #stdin #stdout 0s 2252KB
comments (?)
stdin
copy 
3
5 5 5
5 5 5
5 5 5
stdout
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1 5 1 
5 1 5 
1 5 1
https://ideone.com/owY2lU
3
5 5 5
5 5 5
5 5 5
language:
C99 (gcc 8.3)
created:
10 years ago
visibility:
public

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