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Text File  |  1979-12-31  |  256b  |  13 lines
  1.  
  2. bitcount(n)            /* count 1 bits in n */
  3. unsigned n;
  4.  
  5.     {
  6.     int b;
  7.  
  8.     for (b = 0; n != 0; n >>= 1)
  9.         if (n & 01)
  10.             b++;
  11.     return(b);
  12.     }
  13.