package com.codegym.task.task07.task0712;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;

/*
Shortest or longest

*/

public class Solution {
    public static void main(String[] args) throws Exception {
        //write your code here
        BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
        ArrayList<String> list=new ArrayList<>();
        for(int i=0;i<10;i++){
            String s=reader.readLine();
            list.add(s);
        }
        String que=list.get(0);
        for(String s:list){
            if(s.length()>que.length()){
                System.out.println(s);

            }else{
                System.out.println(que);
            }
            break;
        }

    }
}