应该能看懂吧，简单直接

#include<iostream>
using namespace std;
typedef long long LL;
int main(){
    LL n;
    scanf("%lld",&n);
    if(n==1) cout << 1;
    if((n/2) > 0){
        cout << n << " ";
        for(;n/2 >0;){
            n /= 2;
            cout << n << " ";
        }
    }
    return 0;
}