Accp 7.0 第15章上机练习1

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import java.util.Scanner;public class NO2 {/** * @param args */public boolean show(String name, String mima1, String mima2) {boolean con = false;if (name.length() < 3) {System.out.println("用户名长度不能小于3");} else if (mima1.length() < 6) {System.out.print("密码长度不能小于6\n");} else {if (mima1.equals(mima2)) {System.out.println("注册成功!请牢记密码!");con=true;} else {System.out.println("两次密码输入不相同!");}}return con;}public static void main(String[] args) {// TODO Auto-generated method stubNO2 a = new NO2();boolean can = false;String v = null, b = null, c = null;Scanner input = new Scanner(System.in);System.out.println("欢迎进入注册系统");do {System.out.println("请输入用户名:");v = input.next();System.out.println("请输入密码:");b = input.next();System.out.println("请再次输入密码:");c = input.next();can=a.show(v, b, c);} while (!can);}}

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