Algorithm

  1. Initialize the Deck:

    • Create an array to represent the deck of cards. The array should contain card objects, where each card object has a suit and a rank.

  2. Create a Function to Shuffle:

    • Write a function, let's call it shuffleDeck, which takes the deck array as a parameter.

  3. Iterate through the Deck:

    • Use a loop to iterate through each card in the deck.

  4. Generate Random Index:

    • Inside the loop, generate a random index between 0 and the length of the deck.

  5. Swap Cards:

    • Swap the current card with the card at the randomly generated index.

  6. Repeat Shuffling:

    • Repeat the shuffle process for a sufficient number of times to ensure a good mix. You can determine the number of iterations based on your preference or requirements.

  7. Return Shuffled Deck:

    • After shuffling, return the shuffled deck.

 

Code Examples

#1 Code Example- Shuffle Deck of Cards

Code - Javascript Programming

// program to shuffle the deck of cards

// declare card elements
const suits = ["Spades", "Diamonds", "Club", "Heart"];
const values = [
  "Ace",
  "2",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8",
  "9",
  "10",
  "Jack",
  "Queen",
  "King",
];

// empty array to contain cards
let deck = [];

// create a deck of cards
for (let i = 0; i  <  suits.length; i++) {
    for (let x = 0; x  <  values.length; x++) {
        let card = { Value: values[x], Suit: suits[i] };
        deck.push(card);
    }
}

// shuffle the cards
for (let i = deck.length - 1; i > 0; i--) {
    let j = Math.floor(Math.random() * i);
    let temp = deck[i];
    deck[i] = deck[j];
    deck[j] = temp;
}

console.log('The first five cards are:');

// display 5 results
for (let i = 0; i  <  5; i++) {
    console.log(`${deck[i].Value} of ${deck[i].Suit}`)
}
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Output

x
–
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cmd
The first five cards are:
4 of Club
5 of Diamonds
Jack of Diamonds
2 of Club
4 of Spades
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Demonstration

JavaScript Programing Example to Shuffle Deck of Cards-DevsEnv

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