meiyoudaan

meiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaanmeiyoudaan

#include<bits/stdc++.h>
using namespace std;
int n,a[20010];
bool b[20010];
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	for(int i=1;i<=n;i++){
		if(b[a[i]]!=1){
			cout<<a[i]<<" ";
			b[a[i]]=1;
		}
	}
   	return 0;
}