猜数游戏代码

import java.util.Scanner;public class Namble1 {    public static void main(String[] args) {        int count = 1;        System.out.println("游戏>登陆");        System.out.println("请输入用户名：");        Scanner input = new Scanner(System.in);        String name = "zhangsan";        name = input.next();         System.out.println("请输入密码：");        String mima = "123456";        mima = input.next();        if ("zhangsan".equals(name)) {            if ("123456".equals(mima)) {                System.out.println("********************************************");                System.out.println("游戏>登录成功>猜数游戏");                System.out.println("游戏开始——已随机生成一位17-97的数字");                System.out.println("********************************************\n");                int num;                int randNum = (int) (Math.random() * (97 - 17+ 1) + 17);                do {                    System.out.println("请第"+count+"输入您猜的数字：");                    num = input.nextInt();                        if (num > randNum) {                            System.out.println("太大了...");                        }else if (num<randNum){                            System.out.println("过小了...");                            }                    count++;                } while (num != randNum && count<20);                if (count == 1) {                    System.out.println("你太有才了");                }                if (2 <= count && count >= 6){                    System.out.println("这么快就猜出来了，很聪明嘛");                }                if (20>count&&count >= 7) {                        System.out.println("小同志，还需努力呀");                    }                if(count>20){                    System.out.println("次数用尽");                }            }        } else {            System.out.println("登陆游戏失败，退出游戏");        }        System.out.println("——游戏结束——");    }}