题目描述

https://www.acwing.com/problem/content/description/803/

C++ 代码

#include<iostream>
#include<cstdio>
using namespace std;
int lowbit(int x)
{
    return x & -x;
}
int main()
{
    int n;n
    scanf("%d",&n);
    while(n--)
    {
        int x,s=0;
        scanf("%d",&x);
        while(x) x-=lowbit(x),s++;
        cout<<s<<' ';
    }
    return 0;
}