//Say Hello
import java.io.*;
public class demo3{     //Java 是由類別組成的
	public static void main(String args[]) throws Exception
	{  //程式進入點
		String getbr;
		BufferedReader br= new BufferedReader(new InputStreamReader(System.in));
		System.out.print("請輸入你的名字：");
		getbr = br.readLine();
		System.out.println("Hello!"+getbr+"!");  //印出字串
		
	}
}