Guessing game code

import java.util.Scanner;

public class Namble1 {
    public static void main(String[] args) {
        int count = 1;
        System.out.println("游戏>登录");
        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("Games> successful landing> guessing game ");
                System.out.println ( "game start - has a randomly generated numbers 17-97 of"); 
                System.out.println ( "******************* ************************* \ n-"); 
                int NUM; 
                int randnum = (int) (Math.random () * (97 -. 17 1 +) + 17); 
                do { 
                    System.out.println ( "Please first" + count + "enter the number you guess:"); 
                    NUM = input.nextInt (); 
                        IF (NUM> randnum) { 
                            System.out. println ( "too ..."); 
                        } the else IF (NUM <randnum) { 
                            System.out.println ( "too small ..."); 
                            } 
                    COUNT ++;
                The while} (NUM = randnum && COUNT <20 is!); 
                IF (COUNT ==. 1) { 
                    System.out.println ( "you are so talented"); 

                } 
                IF (2 <&& COUNT = COUNT> =. 6) { 
                    System.out.println ( "guess so soon, and very smart thing"); 
                } 
                IF (20> && COUNT COUNT> = 7) { 
                        System.out.println ( "little comrade, effort ah"); 
                    } 
                IF (COUNT> 20) { 
                    System.out.println ( "to exhaustion"); 
                } 
            } 
        } the else { 
            System.out.println ( "Login failed game, quit the game");

        } 
        System.out.println ( "- game over -"); 
    }
}