#include<bits/stdc++.h>
using namespace std;
int main()
{
int a[] = {1,3,4,5,6};
int b[] = {25,869,78,5,7};
set B;
map<int, int> A;
for(int i=0;i<5;i++)
A.insert(pair<int,int>(a[i],b[i]));
for(map<int,int>::iterator i = A.begin();i!=A.end();i++)
B.insert(i->second);
for(int i=0;i<B.size();i++)
cout<<b[i]<<" ";
}