#include<bits/stdc++.h>
using namespace std;
const int N=110;
int a[N];
int main()
{
	int idx=1;
	while(1)
	{
		int x;
		cin>>x;
		a[idx]=x;
		idx++;
		if(x==0) break;
	}
	for(int i=idx-1;i>=1;i--)
	{
		cout<<a[i]<<endl;
	}
	return 0;
}