Created
November 6, 2018 17:48
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WorrisomeSaddlebrownRuby created by pauldariye - https://repl.it/@pauldariye/WorrisomeSaddlebrownRuby
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>repl.it</title> | |
| <link href="index.css" rel="stylesheet" type="text/css" /> | |
| </head> | |
| <body> | |
| <table id="board"> | |
| <tr> | |
| <th>X</th> | |
| <th>X</th> | |
| <th>X</th> | |
| <th>X</th> | |
| </tr> | |
| <tr> | |
| <td>X</td> | |
| <td>X</td> | |
| <td>X</td> | |
| <td>X</td> | |
| </tr> | |
| </table> | |
| <label for="guess">Enter your guess</label><br> | |
| <input name="guess" id="guess" type="text"> | |
| <script src="index.js"></script> | |
| </body> | |
| </html> |
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| /* | |
| * Mastermind rules | |
| * 1. 6 possible colors (R, O ,Y, G, B, P) | |
| * 2. Player chooses a code (ordered list of 4 colors with possible dups) | |
| * 3. Player 2 has 10 guesses | |
| * 4. After each guess, player 1 gives a score; black for correct color and position; white for correct color but incorrect position | |
| */ | |
| function generateRandomCode() { | |
| const colors = `ROYGBP`.split('') | |
| let code = [] | |
| for (let i = 0; i < 4; i ++) { | |
| code.push(colors[Math.floor(Math.random() * (6))]) | |
| } | |
| return code.join(''); | |
| } | |
| function playGame() { | |
| const code = generateRandomCode(); | |
| let guessesLeft = 10; | |
| let status = []; | |
| while (guessesLeft > 0) { | |
| // TODO: Validate user input | |
| const guess = prompt(`Make a guess! You have ${guessesLeft} guesses left. Guesses so far:\n ${ status.join('\n')}`); | |
| result = checkGuess(code, guess); | |
| if (result[0] == 4) { | |
| console.log(`You win! You had ${guessesLeft} guesses left!`); | |
| return; | |
| } | |
| status.push([guess, result]); | |
| guessesLeft--; | |
| } | |
| } | |
| // [# black pegs, # white pegs] | |
| function checkGuess(code, guess) { | |
| if (code == guess) { | |
| return [4, 0]; | |
| } | |
| let blackPegs = 0; | |
| let whitePegs = 0; | |
| let matches = [0, 0, 0, 0]; | |
| for (let i = 0; i < 4; i++) { | |
| if (code[i] === guess[i]) { | |
| matches[i] = 1; | |
| } | |
| } | |
| // matches [1, 0 , 0, 0] | |
| for (let i = 0; i < 4; i++) { | |
| if (matches[i] === 1) { | |
| continue | |
| } | |
| for (let j = 0; j < 4; j++) { | |
| if (matches[j] !== 0) { | |
| continue | |
| } | |
| if (code[i] === guess[j]) { | |
| matches[j] = 2 | |
| break | |
| } | |
| } | |
| } | |
| matches.forEach(match => { | |
| if (match === 1) blackPegs++; | |
| if (match === 2) whitePegs++; | |
| }); | |
| return [blackPegs, whitePegs]; | |
| } | |
| function test() { | |
| console.log(checkGuess('YGYG', 'GGYY')); // [2, 2] | |
| console.log(checkGuess('YGGG', 'GGYY')); // [1, 2] | |
| console.log(checkGuess('GYGP', 'GGYY')); // [1, 2] | |
| console.log(checkGuess('PPGB', 'PYGB')); // [3, 0] | |
| console.log(checkGuess('PPGB', 'PYBG')); // [1, 2] | |
| } | |
| function main() { | |
| // test(); | |
| playGame(); | |
| } | |
| document.getElementById('guess') | |
| main(); |
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