Aimee

很水的题目

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
using namespace std;
int n;
int Aimee[50]; 
int p;
int ans;
int main(){
    scanf("%d",&n);
    if(n%2){
        cout<<-1;
        return 0; 
    } 
    while(n){
        if(n&1){
            Aimee[p]=1; 
        } 
        n>>=1;
        p++;
    }
    for(int i=p;i>=1;--i){
        ans=1;
        if(Aimee[i]){ 
            for(int j=1;j<=i;++j){
                ans*=2;         
            }
            cout<<ans<<" ";
        } 
    }
    return 0;
}