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小墨
2023-12-09 18:42:21 +08:00
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leetcode/problem/longest-arithmetic-subsequence-of-given-difference.html
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@@ -3,14 +3,14 @@
<p>A <strong>subsequence</strong> is a sequence that can be derived from <code>arr</code> by deleting some or no elements without changing the order of the remaining elements.</p>
<p>&nbsp;</p>
<p><strong>Example 1:</strong></p>
<p><strong class="example">Example 1:</strong></p>
<pre>
<strong>Input:</strong> arr = [1,2,3,4], difference = 1
<strong>Output:</strong> 4
<strong>Explanation: </strong>The longest arithmetic subsequence is [1,2,3,4].</pre>
<p><strong>Example 2:</strong></p>
<p><strong class="example">Example 2:</strong></p>
<pre>
<strong>Input:</strong> arr = [1,3,5,7], difference = 1
@@ -18,7 +18,7 @@
<strong>Explanation: </strong>The longest arithmetic subsequence is any single element.
</pre>
<p><strong>Example 3:</strong></p>
<p><strong class="example">Example 3:</strong></p>
<pre>
<strong>Input:</strong> arr = [1,5,7,8,5,3,4,2,1], difference = -2