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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.         unsigned long n, m, a, width, height;
  6.  
  7.         scanf("%lu%lu%lu", &n, &m, &a);
  8.         printf("%lu %lu %lu",n,m,a);
  9.         if (m % a == 0)
  10.                 width = m / a;
  11.         else
  12.                 width = m / a + 1;
  13.  
  14.         if (n % a == 0)
  15.                 height = n / a;
  16.         else
  17.                 height = n / a + 1;
  18.  
  19.         printf("%lu\n", width * height);
  20.  
  21.         return 0;
  22. }
Success #stdin #stdout 0s 1836KB
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3079128464 134513995 30788689802
https://ideone.com/GDLpO7
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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