Java字符串管理系统

import java.util.Scanner;

public class glxt {
    public static void main(String[] args) {
        String yhm = "wang";
        String mm = "abc";
        Scanner ss = new Scanner(System.in);
        for (int i = 0; i < 3; i++) {


            System.out.println("请输入你的用户名");
            String name = ss.nextLine();

            System.out.println("请输入你的密码");
            String pwd = ss.nextLine();

            if (name.equals(yhm) && pwd.equals(mm)) {
                System.out.println("登录成功");
                break;
            } else {
                if (2 - i == 0) {
                    System.out.println("请联系管理员");
                } else {
                    System.out.println("登录失败" + (2 - i) + "次机会");
                }

            }

        }
    }
}