UVA - 10282 - Babelfish

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

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringBuffer sb = new StringBuffer("");
        String m="";
        LinkedHashMap<String,String>lhm =new LinkedHashMap<String, String>();
        while ((m=br.readLine())!=null) {
            if(m.trim().equals(""))
                break;
           
            String[]str=m.split(" ");
            lhm.put(str[1], str[0]);
        }
        while ((m=br.readLine())!=null) {
            m=m.trim();
            if(lhm.containsKey(m)){
                sb.append(lhm.get(m)).append("\n");
            }
            else{
                sb.append("eh\n");
            }
        }
        System.out.print(sb);
    }
}