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存量题库数据更新

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小墨
2023-12-09 18:42:21 +08:00
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leetcode/problem/number-of-equivalent-domino-pairs.html
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@@ -3,14 +3,14 @@
<p>Return <em>the number of pairs </em><code>(i, j)</code><em> for which </em><code>0 &lt;= i &lt; j &lt; dominoes.length</code><em>, and </em><code>dominoes[i]</code><em> is <strong>equivalent to</strong> </em><code>dominoes[j]</code>.</p>
<p>&nbsp;</p>
<p><strong>Example 1:</strong></p>
<p><strong class="example">Example 1:</strong></p>
<pre>
<strong>Input:</strong> dominoes = [[1,2],[2,1],[3,4],[5,6]]
<strong>Output:</strong> 1
</pre>
<p><strong>Example 2:</strong></p>
<p><strong class="example">Example 2:</strong></p>
<pre>
<strong>Input:</strong> dominoes = [[1,2],[1,2],[1,1],[1,2],[2,2]]