Question

How to count the number of 1 bit in a given number with Node.js

Answer 1

function Count1Bit(n) {
    let count = 0;
  
    while (n > 0) {
        count += n & 1;
        n >>= 1;
    }
    return count;
}
         
         
const n = 95; // 0101 1111
          
const count = Count1Bit(n);
          
console.log("Number of 1 bit = " + count);
  
  
  
  
/*
run:
        
Number of 1 bit = 6
        
*/

 

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