javaEE部门管理系统之添加部门，展示部门小Demo练手

package Demoday02;

import java.util.Scanner;

public class Demo03addelements {
    public static void main(String args[]){
        boolean flag=true;
        int chs;
//        String departmentName;
        Scanner input =new Scanner(System.in);
        String[] departments = {"人事部","宣传部","咨询部","教科部"};
        do {
            System.out.println("==================================");
            System.out.println("部门管理");
            System.out.println("t1.部门列表");
            System.out.println("t2.添加部门");
            System.out.println("t3.删除部门");
            System.out.println("t0.退出系统");
            System.out.println("==================================");
            System.out.print("请选择功能");
            chs =input.nextInt();
            switch (chs){
                case 1:
                    System.out.println("=============================");
                    for (int i=0;i