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| 1 | +<!DOCTYPE html> |
| 2 | +<html lang="en"> |
| 3 | +<head> |
| 4 | +<meta charset="UTF-8"> |
| 5 | +<title>Tic Tac Toe</title> |
| 6 | +<style> |
| 7 | + body { |
| 8 | + font-family: Arial, sans-serif; |
| 9 | + background: #1d1d1d; |
| 10 | + color: #fff; |
| 11 | + text-align: center; |
| 12 | + margin: 0; |
| 13 | + } |
| 14 | + h1 { |
| 15 | + margin: 20px; |
| 16 | + } |
| 17 | + #mode-select { |
| 18 | + margin: 20px; |
| 19 | + font-size: 18px; |
| 20 | + padding: 10px; |
| 21 | + } |
| 22 | + #game-board { |
| 23 | + display: grid; |
| 24 | + grid-template-columns: repeat(3, 100px); |
| 25 | + grid-gap: 5px; |
| 26 | + justify-content: center; |
| 27 | + margin: 20px auto; |
| 28 | + } |
| 29 | + .cell { |
| 30 | + width: 100px; |
| 31 | + height: 100px; |
| 32 | + background: #333; |
| 33 | + font-size: 48px; |
| 34 | + display: flex; |
| 35 | + justify-content: center; |
| 36 | + align-items: center; |
| 37 | + cursor: pointer; |
| 38 | + user-select: none; |
| 39 | + } |
| 40 | + .cell:hover { |
| 41 | + background: #444; |
| 42 | + } |
| 43 | + #message { |
| 44 | + font-size: 24px; |
| 45 | + margin-top: 20px; |
| 46 | + } |
| 47 | + #restart { |
| 48 | + margin-top: 20px; |
| 49 | + font-size: 18px; |
| 50 | + padding: 10px 20px; |
| 51 | + cursor: pointer; |
| 52 | + } |
| 53 | +</style> |
| 54 | +</head> |
| 55 | +<body> |
| 56 | + |
| 57 | +<h1>Tic Tac Toe</h1> |
| 58 | + |
| 59 | +<select id="mode-select"> |
| 60 | + <option value="pvp">Player vs Player</option> |
| 61 | + <option value="pvc">Player vs Computer</option> |
| 62 | +</select> |
| 63 | + |
| 64 | +<div id="game-board"></div> |
| 65 | + |
| 66 | +<p id="message"></p> |
| 67 | +<button id="restart">Restart Game</button> |
| 68 | + |
| 69 | +<script> |
| 70 | +const board = document.getElementById('game-board'); |
| 71 | +const message = document.getElementById('message'); |
| 72 | +const restart = document.getElementById('restart'); |
| 73 | +const modeSelect = document.getElementById('mode-select'); |
| 74 | + |
| 75 | +let cells = []; |
| 76 | +let currentPlayer = 'X'; |
| 77 | +let gameMode = 'pvp'; |
| 78 | +let gameOver = false; |
| 79 | + |
| 80 | +function createBoard() { |
| 81 | + board.innerHTML = ''; |
| 82 | + cells = []; |
| 83 | + for (let i = 0; i < 9; i++) { |
| 84 | + const cell = document.createElement('div'); |
| 85 | + cell.classList.add('cell'); |
| 86 | + cell.addEventListener('click', () => makeMove(i)); |
| 87 | + board.appendChild(cell); |
| 88 | + cells.push(cell); |
| 89 | + } |
| 90 | + message.textContent = "Player X's Turn"; |
| 91 | + currentPlayer = 'X'; |
| 92 | + gameOver = false; |
| 93 | +} |
| 94 | + |
| 95 | +function checkWinner() { |
| 96 | + const combos = [ |
| 97 | + [0,1,2], [3,4,5], [6,7,8], |
| 98 | + [0,3,6], [1,4,7], [2,5,8], |
| 99 | + [0,4,8], [2,4,6] |
| 100 | + ]; |
| 101 | + for (let combo of combos) { |
| 102 | + const [a,b,c] = combo; |
| 103 | + if (cells[a].textContent && cells[a].textContent === cells[b].textContent && cells[a].textContent === cells[c].textContent) { |
| 104 | + gameOver = true; |
| 105 | + message.textContent = `${cells[a].textContent} Wins! 🎉`; |
| 106 | + return true; |
| 107 | + } |
| 108 | + } |
| 109 | + if ([...cells].every(cell => cell.textContent)) { |
| 110 | + gameOver = true; |
| 111 | + message.textContent = "It's a Draw!"; |
| 112 | + return true; |
| 113 | + } |
| 114 | + return false; |
| 115 | +} |
| 116 | + |
| 117 | +function makeMove(index) { |
| 118 | + if (cells[index].textContent || gameOver) return; |
| 119 | + cells[index].textContent = currentPlayer; |
| 120 | + if (checkWinner()) return; |
| 121 | + if (gameMode === 'pvc' && currentPlayer === 'X') { |
| 122 | + currentPlayer = 'O'; |
| 123 | + message.textContent = "Computer's Turn"; |
| 124 | + setTimeout(computerMove, 300); |
| 125 | + } else { |
| 126 | + currentPlayer = currentPlayer === 'X' ? 'O' : 'X'; |
| 127 | + message.textContent = `Player ${currentPlayer}'s Turn`; |
| 128 | + } |
| 129 | +} |
| 130 | + |
| 131 | +// Smarter AI: Win > Block > Random |
| 132 | +function computerMove() { |
| 133 | + let bestMove = getBestMove('O') || getBestMove('X') || getRandomMove(); |
| 134 | + if (bestMove !== null) { |
| 135 | + cells[bestMove].textContent = 'O'; |
| 136 | + } |
| 137 | + if (!checkWinner()) { |
| 138 | + currentPlayer = 'X'; |
| 139 | + message.textContent = "Player X's Turn"; |
| 140 | + } |
| 141 | +} |
| 142 | + |
| 143 | +// Tries to find winning/blocking move |
| 144 | +function getBestMove(player) { |
| 145 | + const combos = [ |
| 146 | + [0,1,2], [3,4,5], [6,7,8], |
| 147 | + [0,3,6], [1,4,7], [2,5,8], |
| 148 | + [0,4,8], [2,4,6] |
| 149 | + ]; |
| 150 | + for (let combo of combos) { |
| 151 | + const [a,b,c] = combo; |
| 152 | + const values = [cells[a].textContent, cells[b].textContent, cells[c].textContent]; |
| 153 | + if (values.filter(val => val === player).length === 2 && values.includes('')) { |
| 154 | + const emptyIndex = [a,b,c].find(idx => !cells[idx].textContent); |
| 155 | + return emptyIndex; |
| 156 | + } |
| 157 | + } |
| 158 | + return null; |
| 159 | +} |
| 160 | + |
| 161 | +function getRandomMove() { |
| 162 | + const empty = cells.map((cell, idx) => cell.textContent ? null : idx).filter(idx => idx !== null); |
| 163 | + if (empty.length === 0) return null; |
| 164 | + return empty[Math.floor(Math.random() * empty.length)]; |
| 165 | +} |
| 166 | + |
| 167 | +restart.addEventListener('click', createBoard); |
| 168 | +modeSelect.addEventListener('change', function() { |
| 169 | + gameMode = this.value; |
| 170 | + createBoard(); |
| 171 | +}); |
| 172 | + |
| 173 | +createBoard(); |
| 174 | +</script> |
| 175 | + |
| 176 | +</body> |
| 177 | +</html> |
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