12章上机三 客户

import java.util.Scanner;public class z1 {Scanner input = new Scanner(System.in);public void aa() {System.out.println("\t\t我行我素管理系统");System.out.println("****************************");System.out.println("\t\t1:客户信息");System.out.println("\t\t2:真情回馈");System.out.println("****************************");System.out.println("请选择,输入0返回上一级");boolean f;do {int a = input.nextInt();f = false;if (a == 1) {cc();} else if (a == 2) {bb();} else if (a == 0) {dd();} else {System.out.println("输入错误!");f = true;}} while (f);}public void bb() {System.out.println("\t\t我行我素管理系统>真情回馈");System.out.println("****************************");System.out.println("\t\t1:幸运大放送");System.out.println("\t\t2:幸运抽奖");System.out.println("\t\t3:生日问候");System.out.println("****************************");System.out.println("请选择,输入0返回上一级");boolean f;do {int a = input.nextInt();f = false;if (a == 1) {System.out.println("幸运大放送");} else if (a == 2) {System.out.println("幸运抽奖");} else if (a == 3) {System.out.println("生日问候");} else if (a == 0) {aa();} else {System.out.println("输入错误,重新输入");f = true;}} while (f);}public void cc() {System.out.println("\t\t我行我素管理系统>客户信息");System.out.println("****************************");System.out.println("\t\t1:客户信息");System.out.println("****************************");System.out.println("请选择,输入0返回上一级");boolean f;do {int a = input.nextInt();// 这个要在循环里面f = false;if (a == 1) {System.out.println("客户信息");} else if (a == 0) {aa();} else {System.out.println("输入错误,重新输入");f = true;}} while (f);}public void dd() {System.out.println("\t\t欢迎使用我行我素购物管理系统");System.out.println("****************************");System.out.println("\t\t1:登陆");System.out.println("\t\t2:退出");System.out.println("****************************");System.out.println("请选择:");int a = input.nextInt();if (a == 1) {aa();} else if (a == 2) {System.out.println("退出");}}}

import java.util.Scanner;public class z2 {/** * @param args */public static void main(String[] args) {Scanner input=new Scanner(System.in);z1 a=new z1();System.out.println("\t\t欢迎使用我行我素购物管理系统");System.out.println("****************************");System.out.println("\t\t1:登陆");System.out.println("\t\t2:退出");System.out.println("****************************");System.out.println("请选择:");int shu=input.nextInt();if(shu==1){a.aa();}else {System.out.println("退出");}}}