Programming questions involving digitally-represented playing cards. This includes issues like representing cards and decks in data structures, user interfaces for manipulating cards in a virtual fashion, implementing correct algorithmic shuffling, and using cryptographically secure protocols to exchange cards over a network. Please browse this tag with your target language (e.g. [java] [playing-cards]) to see if your question has been asked before!
Questions tagged [playing-cards]
324 questions
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probability of getting three of a kind by drawing 5 cards
so my goal is to try to simulate an actaul deck and draw five cards and check if there is a three of a kind. I have no problem making the deck and drawing five cards, the problem arises when i check for three of a kind
my code:
from random import…

The anime kid
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I am making a website for playing a card game with firebase and I am using realtime database, but when someone draws an card it makes a endless loop
When someone draws a card (the shift function) like cardDeck.shift(); it takes a card out of the player's card deck then takes one out of the realtime databases informing the user playing against him to take a card out of there's. I feel this is the…

NathanTuc
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How to exclude one item from an array based on another array's condition (for deck of playing cards)?
I have two arrays one for the card suit suit_list = ["Hearts", "Diamonds", "Clubs", "Spades"] and one for the values value_list = ["A", "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"]
I have written the code to select a card at…

Ossz
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How can I create a list of tuples representing a deck of cards?
I am trying to make a deck of playing cards,where each is a tuple. For example, the card 'Ace of Hearts' with value of 11 would be (‘A’, ‘♥’, 11).
How can I generate the entire deck without using classes and save it in a list?

cheburashka
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Shuffle under constraints
I have a question from a book on Monte Carlos Methods that I am working through and I can not figure it out. The question is as follows:
Obtain random shuffles of the cards: club
2, 3, 4, 5, 6; diamond 2, 3, 4, 5, 6; heart 2, 3, 4, 5, 6; and spade…

Evan Raines
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Programming Noob needs OOP advice
I have been making a blackjack game for a project in python and have has got as far as making a deck of cards (see below). But I want to improve it using objects instead as I think I will help me to improve my skills more.
I was wondering if anyone…

JoshC
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Java Printing Out a Deck of Cards with an ArrayList and Nested For Loops
I need to print out a deck of 52 unique cards using an ArrayList and a nested for loop. I've done this just using arrays, but I can't wrap my head around using an ArrayList instead. Any help is appreciated, thank you.
Instance Variables:
public…

Stymieceptive
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How do I make my Random generator of poker cards to end when cards are over?
Android version: 4.2
I am developing an android App. I need to generate images from drawable folder randomly and set the text to say which card is been selected.
I wish my app to enumerate every card randomly selected without repetitions
until the…
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How to return the higher value of two cards?
I am creating a deck of cards and have to complete certain tasks. The third task asks me to compare two cards: card1 and card2. The function should return 1 if card1 is greater than card2, 2 if card2 is greater than card1, or 0 if both cards are…

Adilene
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Multiple Errors Building Deck of Cards
Receiving two errors trying to compile my files. (Received a down vote without an explanation; I fail to see how this violates any SO guidelines.)
1) c:\mingw\lib\gcc\mingw32\4.9.3\include\c++\bits\c++0x_warning.h:32:2: error: #error This file…

StormsEdge
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Is there any benefit in not enum cards c#
I'm going to create a card class in C# for a poker game. All needed actions with cards are going to be implemented in other classes like deck or hand or combination.
What type of fields should I use for rank and suit, string or enum or int?
Is…

Igor
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Some bugs in my python war card simulator
Here is the problem I am working on: write a function war() that simulates one game of war and returns a tuple containing the number of battles, wars, and two round wars.
For me, the hardest part of writing the function is when there were…

Quino
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New Deck of cards display in a textbox
private void GetNewDeck_Click(object sender, EventArgs e)
{
string[] suit = { "C", "D", "H", "S" };
string[] num = { "2", "3", "4", "5", "6", "7", "8", "9", "T", "J", "Q", "K", "A" };
for (int j = 0; j < 4; j++)
…

user3648850
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Filling a deck with Cards C#
I am tasked with Creating a functional deck of cards and I need a bit of guidance. I am making my method to fill the deck(an array) with card objects. I have the logic that will tell the loops when to change suits or ranks and I have made it to…
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getting all the possible permutation of cards between several players
I am trying to get all the possible deals of n cards between 3 players, where each player i need exactly n_i cards and some of the players can not get some of the cards.
For example, assume there are 4 cards: Ac,Jh,9d,2s and player N,E,S needs 1,1,2…

Cohensius
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