0730作业一练习：输出学习阶段目标

package KeHouLianxi;

public class Test {
        //定义枚举
        public enum Level{
            L1,L2,L3, U2
        }
        public void show(Level level){
            switch(level){
            case L1:
                    System.out.println("大数据开发工程师");
                    break;
            case L2:
                    System.out.println("大数据挖掘工程师");
                    break;
            case L3:
                    System.out.println("大数据构架师");
                    break;
            default:
                    System.out.println("输入有误，请重新输入！");
                
            }
        }
        public static void main(String[] args) {
            Test t = new Test();
            t.show(Level.L1);
            Level level = Level.U2;
            t.show(level);
            t.show(Level.L3);
            
        }
}