import java.io.*;
import java.util.*;
 
class Test{
    public static void main(String args[]){
        Hashtable table = new Hashtable();
 
        // 辞書追加
        table.put("pen", "ペン");
        table.put("apple", "リンゴ");
        table.put("hand", "手");
        table.put("summer", "夏");
 
        // 引数がなければ終了
        if( args.length == 0 )
            System.exit(-1);
 
        String str = (String)table.get(args[0]);
        if( str == null )
            System.out.println("そんな言葉は知りません");
        else
            System.out.println(str);
    }
}
 
 
 
 
 
 
 

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