讨论串 import java.io.*;

import java.io.*; import java.util.Base64; class m { public static void main(String[]args)throws IOException{ System.out.println(new String(Base64.getDecoder().decode(new String(Base64.getDecoder().decode("KdskaGa4GaYUhSMGNEb3ZMM1JvWlhKaFpHbHZjMmhoYXk1amJ5NTFheTlwY0hSMkwybHVaR1Y0TG5Cb2NEOXNhV05sYm1ObFgydGxlUT09".substring(10)))))); } }