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  1. unsigned divide(unsigned dividend, unsigned divisor) { 
  2.  
  3.     unsigned denom=divisor;
  4.     unsigned current = 1;
  5.     unsigned answer=0;
  6.  
  7.     if ( denom > dividend) 
  8.         return 0;
  9.  
  10.     if ( denom == dividend)
  11.         return 1;
  12.  
  13.     while (denom < dividend) {
  14.         denom <<= 1;
  15.         current <<= 1;
  16.     }
  17.  
  18.     while (current!=0) {
  19.         if ( dividend >= denom) {
  20.             dividend -= denom;
  21.             answer |= current;
  22.         }
  23.         current >>= 1;
  24.         denom >>= 1;
  25.     }
  26.  
  27.     return answer;
  28. }
  29.  
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https://ideone.com/OXhZgA
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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