Count Set Bits in an Integer

Code

#include <stdio.h>

int countSetBits(unsigned int n) {int count=0;
while(n!=0){
    if(n&1)
        count++;
    n>>=1;
   } 
   return count;// Write your code here
}

int main() {
    int n;
    scanf("%d", &n);
    printf("%d", countSetBits(n));
    return 0;
}

Solving Approach

while(n!=0){
    if(n&1)
        count++;
    n>>=1;
   } 
   return count;

 

 

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Input

5

Expected Output

2