🔥 java - Using multiple methods with Blackjack - Code Review Stack Exchange

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I am having trouble with my hit.aegae.ru class and my hit.aegae.ru class. I started with the Card class, but after many changes it is no longer working with the In the Card class I am having problems with the getValue method.


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java blackjack program with several methods

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Black Jack program * * Arup Guha * * 2/8/99 * * * * Brief Desciption: This program lets the This code has been streamlined with * * the use of several methods.


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java blackjack program with several methods

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I am very new to Java and programming theory and am desperately trying to improve my knowledge. This is the first program I've made without.


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java blackjack program with several methods

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You will certainly want to use the drawCard() method from that applet. Note that the design of a GUI Blackjack game is very different from the design of the text-​oriented Your program will need the classes defined in hit.aegae.ru, hit.aegae.ru


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java blackjack program with several methods

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In this program, you will use four classes to write a (very simplified) Black- jack game. ² class BlackJack: This class is where method main is located and is the class (like method discardHand in the Player class) can be used if multiple games are to be hit.aegae.ru, hit.aegae.ru, hit.aegae.ru, and hit.aegae.ru (the method.


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java blackjack program with several methods

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In addition to those methods, BlackjackHand includes an instance method, Deal that many cards from the deck and add them to the hand. Print out all In addition to TextIO, your program will depend on hit.aegae.ru, hit.aegae.ru, hit.aegae.ru, and.


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java blackjack program with several methods

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I am very new to Java and programming theory and am desperately trying to improve my knowledge. This is the first program I've made without.


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java blackjack program with several methods

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In addition to those methods, BlackjackHand includes an instance method, Deal that many cards from the deck and add them to the hand. Print out all In addition to TextIO, your program will depend on hit.aegae.ru, hit.aegae.ru, hit.aegae.ru, and.


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java blackjack program with several methods

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hit.aegae.ru › ~jdg › comp_ › blackjack.


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java blackjack program with several methods

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You will certainly want to use the drawCard() method from that applet. Note that the design of a GUI Blackjack game is very different from the design of the text-​oriented Your program will need the classes defined in hit.aegae.ru, hit.aegae.ru


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java blackjack program with several methods

All the user's cards are dealt face up. The first step uses a for loop. If the user wins, add an amount equal to the bet to the user's money. In a casino, the dealer deals himself one card face up and one card face down. It would probably be worthwhile to play it for a while to see how it works. The subroutine should return a boolean value to indicate whether the user wins the game or not. Write a main program that lets the user play several games of Blackjack. The user makes a decision whether to "Hit", which means to add another card to her hand, or to "Stand", which means to stop taking cards. Let's start by designing the main program. We need variables to represent the amount of money that the user has and the amount that the user bets on a given game. The general object in Blackjack is to get a hand of cards whose value is as close to 21 as possible, without going over. The game goes like this. For example, to deal two cards into each hand, we just have to say. If the user Hits, there is a possibility that the user will go over In that case, the game is over and the user loses. Things are a little complicated because the game can end at various points along the way. The computer will act as the dealer. If deck refers to the object of type Deck , then the function call deck. One point of coding is the question of how to deal a card to the user or to the dealer. In this phase, the user sees her own cards and sees one of the dealer's two cards. So, the algorithm can be refined. Now, if the game has not ended, the user gets a chance to add some cards to her hand. If the user loses, subtract the bet from the user's money. Here is an applet that simulates the program you are supposed to write. We can add the card to a hand with the addCard instance method from the Hand class. Now, the winner can be determined: If the dealer has gone over 21, the user wins. The user can draw several cards, so we need a loop.

Exercise 5. Two notes on programming: At any point in the subroutine, as soon as you blackjack men s bracelet who the winner is, you can say " return true ;" or " return false ;" to end the subroutine and return to the main program.

Fortunately, the click here gives what amounts to a fairly detailed outline of the algorithm. Then, we can write an algorithm for the main program:. The exercise says that the subroutine should be a function that returns a boolean value with this information.

This is called a "Blackjack". Again, if the value goes over 21, the whole subroutine java blackjack program with several methods. In outline, the game goes like java blackjack program with several methods Create and shuffle a deck of cards Create two BlackjackHands, userHand and dealerHand Deal two cards into each hand Check if dealer has blackjack if so, game ends Check if user has blackjack if so, game ends User draws cards if user goes over 21, game ends Dealer draws cards Check for winner The last three steps need to be expanded, again using the information stated in the exercise.

We better make sure that the user's bet is a reasonable amount, that is, something between 0 and the amount of money the user has. The program needs an object of class Deck and two objects of type BlackjackHandone for the dealer and one for the user. If the user Stands, the game will end, but first the dealer gets a chance to draw cards.

Otherwise, the user wins. The user gets to decide again whether to Hit or Stand. You should first write a subroutine in which the user plays one game. I encourage you to read the entire program below and make sure that you understand it.

The game will be a simplified version of Blackjack as it is played in a casino. To make things interesting, give the user dollars, and let the user make bets on the game. Sorry, your browser doesn't support Java. Of course, a lot of output statements have to be added to the algorithm to keep the user informed about what is going on. This is ready to be translated into Java. As in the previous exercise, your program will need the classes defined in Card. Since the Blackjack game will take place in a subroutine, we need some way for the main routine to find out whether the user won. To avoid having an overabundance of variables in your subroutine, remember that a function call such as userHand. When this happens, the subroutine ends immediately, and any remaining steps in the algorithm are skipped. First, two cards are dealt into each player's hand. End the program when the user wants to quit or when she runs out of money. Of course, to produce code like this, you have to make sure that you are familiar with the methods in the classes that you are using. With these refinements, the algorithm becomes. Then, the user plays Blackjack games until the user runs out of money or until the user wants to quit. The last step listed here expands to a loop that ends when the user inputs a valid response, 'H' or 'S'. Return true if the user wins, false if the dealer wins. We should record the return value and test it to see whether the user won. Otherwise, if the dealer's total is greater than or equal to the user's total, then the dealer wins. In the loop, if the value of userHand goes over 21, then the whole subroutine ends. If the dealer's hand has a value of 21 at this point, then the dealer wins. The other point that needs some refinement is inputting the user's bet. We can do this in one step, if we want. The dealer simply draws cards in a loop as long as the value of dealerHand is 16 or less. The dealer only follows rules, without any choice. For example, I expanded the step where it says "Ask whether user wants to hit or stand" to. This is the longest and most complex program that has come up so far in the exercises. Of course, the major part of the problem is to write the playBlackjack routine. If not, then the process continues. Note that the dealer wins on a tie, so if both players have Blackjack, then the dealer wins. The rule is that as long as the value of the dealer's hand is less than or equal to 16, the dealer Hits that is, takes another card. Otherwise, if the user has 21, then the user wins. We could ask the user after each game whether she wants to continue. The loop ends when the user wants to "stand". The function call userHand. Let money and bet be variables of type int to represent these quantities. Although there are many other details to get right, it's mostly routine from here on. In the last step, we determine the winner by comparing the values of the two hands. But instead of this, I just tell the user to enter a bet amount of 0 if she wants to quit. The cards are numbered from 0 to userHand. The user should see all the dealer's cards at this point.