求一个整数转换为二进制数后1的个数

#include <stdio.h>

int main()

{

    printf("Enter an integer: ");

    int integer;

    scanf("%d", &integer);

    unsigned count = 0;

    do

    {

        if (integer % 2)

            ++count;

    } while (integer /= 2);

    printf("Total of 1 is %u.
", count);

    return 0;

}