题解

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
    cin>>n;
    if(n%2==1){
        cout<<-1;
    }else{
        while(n>0){
            int m=2;
            for(int i=2;m<=n;i++){
                m*=2;
            }
            m=m/2;
            cout<<m<<" ";
            n=n-m;
        }
    }
	return 0;
}