SIMPLE BLACKJACK GAME IN JAVA (CONSOLE)

import java.util.Scanner;

class BlackJack{

    public static void main(String[] args) 

    {

        int player_random1 = 100;

        int player_random2 = 100;

        while(player_random1 >= 12 || player_random2 >= 12  || player_random1 < 3 || player_random2 <3)

        {

            player_random1 = (int)(Math.random()*100);

            player_random2 = (int)(Math.random()*100);

        }

        

        int player_total = player_random1 + player_random2;

        

        System.out.println("You get a "+player_random1+" and a "+player_random2);

        System.out.println("Your total is "+player_total);

if(player_total==21)

        {

            System.out.println("Blackjack! Player Wins!");

   return;

        }

System.out.println();

        

        int dealer_random1 = 100;

        int dealer_random2 = 100;

        

        while(dealer_random1 >= 12 || dealer_random2 >= 12 || dealer_random1 < 3 || dealer_random2 < 3)

        {

            dealer_random1 = (int)(Math.random()*100);

            dealer_random2 = (int)(Math.random()*100);

        }

        

        int dealer_total = dealer_random1 + dealer_random2;

        

        boolean hidden = Math.random() < 0.5; // to decide whether to hide one card or not

        

        if(hidden==true)

        {

            System.out.println("The dealer has a "+dealer_random1+" showing and a hidden card");

   System.out.println("His total is hidden too");

   System.out.println();

        }

        else

        {

            System.out.println("The dealer has a "+dealer_random1+" showing  and a "+dealer_random2);

            System.out.println("Dealer total is "+dealer_total);

   System.out.println();

   if(dealer_total==21)

            {

                 System.out.println("Blackjack! Dealer Wins!");

return;

            }

        }

        String player_preference;

        Scanner in = new Scanner(System.in);

        System.out.println("Would you like to hit or stay?");

        player_preference = in.nextLine();

        while(player_preference.equals("hit"))

        {

            int player_random3 = 100;

            while(player_random3 >= 12  || player_random3 < 3)

            {

                player_random3 = (int)(Math.random()*100);

            }

            player_total = player_total + player_random3;

            System.out.println("You drew a "+player_random3);

            System.out.println("Your total is "+player_total);

   System.out.println();

            if(player_total>21)

            {

                System.out.println("Busted! Dealer wins!");

                return;

            }

            else if(player_total==21)

                {

                    System.out.println("You Win!");

                    return;

                }

            System.out.println("Would you like to hit or stay?");

            player_preference = in.nextLine();

        }

        

        if (player_preference.equals("stay"))

        {

            System.out.println();

            System.out.println("Okay, dealer's turn.");

            int dealer_random3 = 100;

            while(dealer_random3 >= 12 || dealer_random3 <3)

            {

                dealer_random3 = (int)(Math.random()*100);

            }

            System.out.println("His hidden card was "+dealer_random2);

            System.out.println("His total was "+dealer_total);

            System.out.println();

            if(dealer_total>16)

            {

                System.out.println("Dealer stays");

            }

            else

            {

                while(dealer_total<=16)

                {

                    dealer_total = dealer_total + dealer_random3;

                    System.out.println("Dealer choses to hit.");

                    System.out.println("He draws a "+dealer_random3);

                    System.out.println("His total is "+dealer_total);

                }

            }

            System.out.println();

            System.out.println("Dealer total is "+dealer_total);

            System.out.println("Your total is "+player_total);

            if((player_total>dealer_total && player_total<21)||dealer_total>21)

            {

                System.out.println("YOU WIN!");

            }

            else if((dealer_total<21 && player_total<dealer_total)||player_total>21)

                 {

                    System.out.println("Dealer wins!");

                 }

        }

    }

}