leetcode-problemset/leetcode-cn/originData/max-area-of-island.json

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            "title": "Max Area of Island",
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            "content": "<p>You are given an <code>m x n</code> binary matrix <code>grid</code>. An island is a group of <code>1</code>&#39;s (representing land) connected <strong>4-directionally</strong> (horizontal or vertical.) You may assume all four edges of the grid are surrounded by water.</p>\n\n<p>The <strong>area</strong> of an island is the number of cells with a value <code>1</code> in the island.</p>\n\n<p>Return <em>the maximum <strong>area</strong> of an island in </em><code>grid</code>. If there is no island, return <code>0</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/01/maxarea1-grid.jpg\" style=\"width: 500px; height: 310px;\" />\n<pre>\n<strong>Input:</strong> grid = [[0,0,1,0,0,0,0,1,0,0,0,0,0],[0,0,0,0,0,0,0,1,1,1,0,0,0],[0,1,1,0,1,0,0,0,0,0,0,0,0],[0,1,0,0,1,1,0,0,1,0,1,0,0],[0,1,0,0,1,1,0,0,1,1,1,0,0],[0,0,0,0,0,0,0,0,0,0,1,0,0],[0,0,0,0,0,0,0,1,1,1,0,0,0],[0,0,0,0,0,0,0,1,1,0,0,0,0]]\n<strong>Output:</strong> 6\n<strong>Explanation:</strong> The answer is not 11, because the island must be connected 4-directionally.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> grid = [[0,0,0,0,0,0,0,0]]\n<strong>Output:</strong> 0\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>m == grid.length</code></li>\n\t<li><code>n == grid[i].length</code></li>\n\t<li><code>1 &lt;= m, n &lt;= 50</code></li>\n\t<li><code>grid[i][j]</code> is either <code>0</code> or <code>1</code>.</li>\n</ul>\n",
            "translatedTitle": "岛屿的最大面积",
            "translatedContent": "<p>给你一个大小为 <code>m x n</code> 的二进制矩阵 <code>grid</code> 。</p>\n\n<p><strong>岛屿</strong>&nbsp;是由一些相邻的&nbsp;<code>1</code>&nbsp;(代表土地) 构成的组合，这里的「相邻」要求两个 <code>1</code> 必须在 <strong>水平或者竖直的四个方向上 </strong>相邻。你可以假设&nbsp;<code>grid</code> 的四个边缘都被 <code>0</code>（代表水）包围着。</p>\n\n<p>岛屿的面积是岛上值为 <code>1</code> 的单元格的数目。</p>\n\n<p>计算并返回 <code>grid</code> 中最大的岛屿面积。如果没有岛屿，则返回面积为 <code>0</code> 。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/01/maxarea1-grid.jpg\" style=\"width: 500px; height: 310px;\" />\n<pre>\n<strong>输入：</strong>grid = [[0,0,1,0,0,0,0,1,0,0,0,0,0],[0,0,0,0,0,0,0,1,1,1,0,0,0],[0,1,1,0,1,0,0,0,0,0,0,0,0],[0,1,0,0,1,1,0,0,1,0,1,0,0],[0,1,0,0,1,1,0,0,1,1,1,0,0],[0,0,0,0,0,0,0,0,0,0,1,0,0],[0,0,0,0,0,0,0,1,1,1,0,0,0],[0,0,0,0,0,0,0,1,1,0,0,0,0]]\n<strong>输出：</strong>6\n<strong>解释：</strong>答案不应该是 <code>11</code> ，因为岛屿只能包含水平或垂直这四个方向上的 <code>1</code> 。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>grid = [[0,0,0,0,0,0,0,0]]\n<strong>输出：</strong>0\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>m == grid.length</code></li>\n\t<li><code>n == grid[i].length</code></li>\n\t<li><code>1 &lt;= m, n &lt;= 50</code></li>\n\t<li><code>grid[i][j]</code> 为 <code>0</code> 或 <code>1</code></li>\n</ul>\n",
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