Javascript, HTML, CSS Code
<html> <head> <script type="text/javascript"> window.addEventListener('error', function(event) { var message = JSON.parse(JSON.stringify(event.message)); var source = event.filename; var lineno = event.lineno; var colno = event.colno; var error = event.error; window.parent.postMessage({ type: 'iframeError', details: { message: message, source: source, lineno: lineno, colno: colno, error: error ? error.stack : '' } }, '*'); }); window.addEventListener('unhandledrejection', function(event) { window.parent.postMessage({ type: 'iframePromiseRejection', details: { reason: event.reason } }, '*'); }); </script> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width,initial-scale=1"> <title>Sudoku Solver</title> <meta name="description" content="A fun and colorful Sudoku solver that allows you to input the cell values and solves the puzzle for you."> <meta name="keywords" content="sudoku, solver, puzzle, game, web app"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous"> <link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"> <!-- Built-In Functions for Apps --> <script type="text/javascript"> var localStoragePrefix = "ct-168116959844885"; var lastSave = 0; // save to localstorage function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } // save to cookie let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } // load from localstorage function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> function isValid(board, row, col, num) { for (let i = 0; i < 9; i++) { if (board[row][i] == num || board[i][col] == num) { return false; } } let startRow = row - row % 3; let startCol = col - col % 3; for (let i = 0; i < 3; i++) { for (let j = 0; j < 3; j++) { if (board[i + startRow][j + startCol] == num) { return false; } } } return true; } function sudokuSolver(board) { let row = -1; let col = -1; let isEmpty = true; for (let i = 0; i < 9; i++) { for (let j = 0; j < 9; j++) { if (board[i][j] == 0) { row = i; col = j; isEmpty = false; break; } } if (!isEmpty) { break; } } if (isEmpty) { return true; } for (let num = 1; num <= 9; num++) { if (isValid(board, row, col, num)) { board[row][col] = num; if (sudokuSolver(board)) { return true; } else { board[row][col] = 0; } } } return false; } function solveSudoku() { let board = []; for (let i = 0; i < 9; i++) { board[i] = []; for (let j = 0; j < 9; j++) { board[i][j] = Number($("#cell-" + i + "-" + j).val()) || 0; } } if (sudokuSolver(board)) { for (let i = 0; i < 9; i++) { for (let j = 0; j < 9; j++) { $("#cell-" + i + "-" + j).val(board[i][j]); } } } else { alert("No solution found!"); } } function clearSudoku() { for (let i = 0; i < 9; i++) { for (let j = 0; j < 9; j++) { $("#cell-" + i + "-" + j).val(""); } } } </script> <style> body { background: linear-gradient(135deg, #f06, #fe9); font-family: 'Comic Sans MS', sans-serif; } #main-container { margin-top: 50px; } input[type="number"] { max-width: 50px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; } .sudoku-row { display: flex; justify-content: center; } .sudoku-cell { margin: 2px; background-color: #fff; } .sudoku-box { display: inline-block; border: 3px solid #000; } .btn { font-size: 20px; font-weight: bold; margin: 10px; } </style> <link rel="canonical" href="https://calculator.tools/prompt/146/"> <meta charset="utf-8"> </head> <body> <div id="main-container" class="container text-center"> <h1 class="my-4">🤖 Sudoku Solver 🧩</h1> <div id="sudoku-grid"> <div class="sudoku-row"> <div class="sudoku-box"> {% for i in range(3) %} <div class="sudoku-row"> {% for j in range(3) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(3) %} <div class="sudoku-row"> {% for j in range(3, 6) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(3) %} <div class="sudoku-row"> {% for j in range(6, 9) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> </div> <div class="sudoku-row"> <div class="sudoku-box"> {% for i in range(3, 6) %} <div class="sudoku-row"> {% for j in range(3) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(3, 6) %} <div class="sudoku-row"> {% for j in range(3, 6) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(3, 6) %} <div class="sudoku-row"> {% for j in range(6, 9) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> </div> <div class="sudoku-row"> <div class="sudoku-box"> {% for i in range(6, 9) %} <div class="sudoku-row"> {% for j in range(3) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(6, 9) %} <div class="sudoku-row"> {% for j in range(3, 6) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> <div class="sudoku-box"> {% for i in range(6, 9) %} <div class="sudoku-row"> {% for j in range(6, 9) %} <input type="number" min="1" max="9" class="sudoku-cell" id="cell-{{i}}-{{j}}"> {% endfor %} </div> {% endfor %} </div> </div> </div> <button class="btn btn-primary" onclick="solveSudoku()">Solve 🔍</button> <button class="btn btn-warning" onclick="clearSudoku()">Clear 🗑️</button> </div> <script type="text/javascript"> var localStoragePrefix = "ct-{{ cachebreaker }}"; var lastSave = 0; function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script> <script type="text/javascript"> window.addEventListener('load', function() { var observer = new MutationObserver(function() { window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); observer.observe(document.body, {attributes: true, childList: true, subtree: true}); window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); </script> </body> </html>
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