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  1. #include <stdio.h>
  2. #include <stdint.h>
  3.  
  4. int main(void) {
  5. 	// your code goes here
  6. 	uint32_t n,m,a;
  7. 	scanf("%d %d %d", &n, &m, &a); 
  8.  
  9. 	if (n%a != 0)
  10. 	{
  11. 		n = n/a + 1; 
  12. 	}
  13. 	else 
  14. 	{
  15. 		n = n/a; 
  16. 	}
  17. 	if (m%a != 0)
  18. 	{
  19. 		m = m/a + 1; 
  20. 	}
  21. 	else 
  22. 	{
  23. 		m = m/a; 
  24. 	}
  25. 	printf("%d", n*m); 
  26.  
  27. 	return 0;
  28. }
  29.  
Success #stdin #stdout 0s 5296KB
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71154
https://ideone.com/uCNYl2
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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