//ABcDexter, SO
 
#include<bits/stdc++.h>
using namespace std;
typedef std::map<int, std::string> MyMap;
 
typedef std::map<string, int> rev_Map;
int main()
{
    MyMap map;
    rev_Map rmap;
 
    MyMap::iterator mpIter;
	rev_Map::iterator rmap_iter;
 
    int key;
    string value;
    int count;
 
    for(count = 0; count < 3;count++)
	{
 
        cin >> key;
        cin >> value;
 
		std::pair<rev_Map::iterator, bool> ok = rmap.insert(std::make_pair(value,key)); //insert into the reverse map
 
		if(ok.second) //if above amap.insert works
 
            std::pair<MyMap::iterator, bool> res = map.insert(std::make_pair(key,value));
 
	}
 
    for (mpIter=map.begin(); mpIter != map.end(); ++mpIter)
        cout  << " "  << (*mpIter).second << endl;
}    

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1 Anubhav
2 Balodhi
3 Anubhav