Count Set Bits in an Integer

Code

#include <stdio.h>

int countSetBits(unsigned int n) {

int count=0;
for(int i=0; i<32; i++)
{

if((n&(1<<i))>=1)
{
count++;
}

}

return count;

}

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

Solving Approach