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"translatedContent": "<p>在给定的 <code>m x n</code> 网格<meta charset=\"UTF-8\" /> <code>grid</code> 中,每个单元格可以有以下三个值之一:</p>\n\n<ul>\n\t<li>值 <code>0</code> 代表空单元格;</li>\n\t<li>值 <code>1</code> 代表新鲜橘子;</li>\n\t<li>值 <code>2</code> 代表腐烂的橘子。</li>\n</ul>\n\n<p>每分钟,腐烂的橘子 <strong>周围 4 个方向上相邻</strong> 的新鲜橘子都会腐烂。</p>\n\n<p>返回 <em>直到单元格中没有新鲜橘子为止所必须经过的最小分钟数。如果不可能,返回 <code>-1</code></em> 。</p>\n\n<p> </p>\n\n<p><strong>示例 1:</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode-cn.com/aliyun-lc-upload/uploads/2019/02/16/oranges.png\" style=\"height: 137px; width: 650px;\" /></strong></p>\n\n<pre>\n<strong>输入:</strong>grid = [[2,1,1],[1,1,0],[0,1,1]]\n<strong>输出:</strong>4\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong>grid = [[2,1,1],[0,1,1],[1,0,1]]\n<strong>输出:</strong>-1\n<strong>解释:</strong>左下角的橘子(第 2 行, 第 0 列)永远不会腐烂,因为腐烂只会发生在 4 个正向上。\n</pre>\n\n<p><strong>示例 3:</strong></p>\n\n<pre>\n<strong>输入:</strong>grid = [[0,2]]\n<strong>输出:</strong>0\n<strong>解释:</strong>因为 0 分钟时已经没有新鲜橘子了,所以答案就是 0 。\n</pre>\n\n<p> </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 <= m, n <= 10</code></li>\n\t<li><code>grid[i][j]</code> 仅为 <code>0</code>、<code>1</code> 或 <code>2</code></li>\n</ul>\n",
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"difficulty": "Medium",
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"similarQuestions": "[{\"title\": \"Walls and Gates\", \"titleSlug\": \"walls-and-gates\", \"difficulty\": \"Medium\", \"translatedTitle\": \"\\u5899\\u4e0e\\u95e8\"}]",
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@@ -149,7 +149,7 @@
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"id": "144",
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