package day8;
import java.util.Scanner;
/**
* Java基础机试题
* @author:lyrand
*
*/
public class convert {
static void exitContinue(){
while (true){
System.out.print("你想继续吗？（y/n)");
Scanner sc = new Scanner(System.in);
char ch = sc.next().toCharArray()[0];
if (ch == 'n'){
System.out.println("退出系统!");
System.out.println("Process completed.");
System.exit(-1);
}
else if(ch == 'y'){
break;
}
else{
System.out.println("输入错误，请重新输入：");
continue;
}
}
}
public static void main(String[] args) {
System.out.println("******欢迎使用学员状态转换器******");
Scanner sc = new Scanner(System.in);
while (true){
System.out.print("请输入学员状况的第一个英文字母：");
String input = sc.next().toUpperCase();
char opt = input.toCharArray()[0];
switch(opt){
case 'E':
System.out.println("优秀");
exitContinue();
break;
case 'G':
System.out.println("良好");
exitContinue();
break;
case 'S':
System.out.println("中等");
exitContinue();
break;
case 'F':
System.out.println("不合格");
exitContinue();
break;
default:
System.out.println("输入错误，无法转换！");
exitContinue();
break;
}
}
}
}