//如果李三不还钱,则老汉将一直使出五连鞭,直到李三说还钱为止
//化繁为简
//不停的问还钱吗?
//使用char answer 接受,定义一个Scanner对象
//在do while的while判断如果是y就不再循环
Scanner answerScanner = new Scanner(System.in);
do{
System.out.println("老韩使出了五连鞭");
System.out.println("李三你还钱吗? y/n");
char answer = answerScanner.next().charAt(0);
System.out.println("他的回答是:"+answer);
}while(answer != 'y');
这样直接声明变量和赋值answer就会报错
但是先声明answer就不会报错
Scanner answerScanner = new Scanner(System.in);
char answer = ' ';
do{
System.out.println("老韩使出了五连鞭");
System.out.println("李三你还钱吗? y/n");
answer = answerScanner.next().charAt(0);
System.out.println("他的回答是:"+answer);
}while(answer != 'y');