编辑代码

import java.util.Scanner;
class Main {
	public static void main(String[] args) {
String dc;
Scanner sc=new Scanner(System.in);
do{
    System.out.println("彩排");
    System.out.println("练习");
    System.out.println("是否满意"+"y/n");
    dc=sc.next();
}while(dc.equals("n"));
System.out.println("结束");
	}
}