存量题库数据更新

leetcode/problem/find-all-groups-of-farmland.html

@@ -7,7 +7,7 @@
 <p>Return <em>a 2D array containing the 4-length arrays described above for each <strong>group</strong> of farmland in </em><code>land</code><em>. If there are no groups of farmland, return an empty array. You may return the answer in <strong>any order</strong></em>.</p>
 
 <p>&nbsp;</p>
-<p><strong>Example 1:</strong></p>
+<p><strong class="example">Example 1:</strong></p>
 <img alt="" src="https://assets.leetcode.com/uploads/2021/07/27/screenshot-2021-07-27-at-12-23-15-copy-of-diagram-drawio-diagrams-net.png" style="width: 300px; height: 300px;" />
 <pre>
 <strong>Input:</strong> land = [[1,0,0],[0,1,1],[0,1,1]]
@@ -17,7 +17,7 @@ The first group has a top left corner at land[0][0] and a bottom right corner at
 The second group has a top left corner at land[1][1] and a bottom right corner at land[2][2].
 </pre>
 
-<p><strong>Example 2:</strong></p>
+<p><strong class="example">Example 2:</strong></p>
 <img alt="" src="https://assets.leetcode.com/uploads/2021/07/27/screenshot-2021-07-27-at-12-30-26-copy-of-diagram-drawio-diagrams-net.png" style="width: 200px; height: 200px;" />
 <pre>
 <strong>Input:</strong> land = [[1,1],[1,1]]
@@ -26,7 +26,7 @@ The second group has a top left corner at land[1][1] and a bottom right corner a
 The first group has a top left corner at land[0][0] and a bottom right corner at land[1][1].
 </pre>
 
-<p><strong>Example 3:</strong></p>
+<p><strong class="example">Example 3:</strong></p>
 <img alt="" src="https://assets.leetcode.com/uploads/2021/07/27/screenshot-2021-07-27-at-12-32-24-copy-of-diagram-drawio-diagrams-net.png" style="width: 100px; height: 100px;" />
 <pre>
 <strong>Input:</strong> land = [[0]]