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"translatedContent": "<p>有一个 <code>m × n</code> 的矩形岛屿,与 <strong>太平洋</strong> 和 <strong>大西洋</strong> 相邻。 <strong>“太平洋” </strong>处于大陆的左边界和上边界,而 <strong>“大西洋”</strong> 处于大陆的右边界和下边界。</p>\n\n<p>这个岛被分割成一个由若干方形单元格组成的网格。给定一个 <code>m x n</code> 的整数矩阵 <code>heights</code> , <code>heights[r][c]</code> 表示坐标 <code>(r, c)</code> 上单元格 <strong>高于海平面的高度</strong> 。</p>\n\n<p>岛上雨水较多,如果相邻单元格的高度 <strong>小于或等于</strong> 当前单元格的高度,雨水可以直接向北、南、东、西流向相邻单元格。水可以从海洋附近的任何单元格流入海洋。</p>\n\n<p>返回 <em>网格坐标 <code>result</code> 的 <strong>2D列表</strong> ,其中 <code>result[i] = [r<sub>i</sub>, c<sub>i</sub>]</code> 表示雨水可以从单元格 <code>(ri, ci)</code> 流向 <strong>太平洋和大西洋</strong></em> 。</p>\n\n<p> </p>\n\n<p><strong>示例 1:</strong></p>\n\n<p><img src=\"https://assets.leetcode.com/uploads/2021/06/08/waterflow-grid.jpg\" /></p>\n\n<pre>\n<strong>输入:</strong> heights = [[1,2,2,3,5],[3,2,3,4,4],[2,4,5,3,1],[6,7,1,4,5],[5,1,1,2,4]]\n<strong>输出:</strong> [[0,4],[1,3],[1,4],[2,2],[3,0],[3,1],[4,0]]\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong> heights = [[2,1],[1,2]]\n<strong>输出:</strong> [[0,0],[0,1],[1,0],[1,1]]\n</pre>\n\n<p> </p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>m == heights.length</code></li>\n\t<li><code>n == heights[r].length</code></li>\n\t<li><code>1 <= m, n <= 200</code></li>\n\t<li><code>0 <= heights[r][c] <= 10<sup>5</sup></code></li>\n</ul>\n",
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