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  1. #include <stdio.h>
  2.  
  3. int main ()
  4. {
  5. 	int n, i, j, a[100][100], clr[100], cnt = 0;
  6.  
  7. 	scanf ("%d", &n);
  8.  
  9. 	for (i = 0; i < n; i++)
  10. 		for (j = 0; j < n; j++)
  11. 			scanf ("%d", &a[i][j]);
  12.  
  13. 	for (i = 0; i < n; i++)
  14. 		scanf ("%d", clr + i);
  15.  
  16. 	for (i = 0; i < n; i++)
  17. 		for (j = 0; j < n; j++)
  18. 			 if (a[i][j] && clr[i] == clr[j])
  19. 			 	cnt++;
  20.  
  21. 	printf ("%d", cnt);
  22.  
  23. 	return 0;	
  24. }
Success #stdin #stdout 0s 2172KB
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https://ideone.com/FM1xLP
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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