#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;

int main()
{
    string line, studID, studName;
    vector<string> vID, vName;
    while (getline(cin, line))
    {
        if (line == "exit") break;
        istringstream is(line);
        is >> studID >> studName;
        vID.push_back(studID);
        vName.push_back(studName);
    }
    string key;
    cin >> key;
    auto p = find(vID.begin(), vID.end(), key);
    if(p!= vID.end())
        cout << vName[p-vID.begin()] << endl;
    else
        cout << "Not in the list." << endl ;
    return 0;
}