update

leetcode/problem/sort-array-by-parity.html

@@ -0,0 +1,27 @@
+<p>Given an integer array <code>nums</code>, move all the even integers at the beginning of the array followed by all the odd integers.</p>
+
+<p>Return <em><strong>any array</strong> that satisfies this condition</em>.</p>
+
+<p>&nbsp;</p>
+<p><strong>Example 1:</strong></p>
+
+<pre>
+<strong>Input:</strong> nums = [3,1,2,4]
+<strong>Output:</strong> [2,4,3,1]
+<strong>Explanation:</strong> The outputs [4,2,3,1], [2,4,1,3], and [4,2,1,3] would also be accepted.
+</pre>
+
+<p><strong>Example 2:</strong></p>
+
+<pre>
+<strong>Input:</strong> nums = [0]
+<strong>Output:</strong> [0]
+</pre>
+
+<p>&nbsp;</p>
+<p><strong>Constraints:</strong></p>
+
+<ul>
+	<li><code>1 &lt;= nums.length &lt;= 5000</code></li>
+	<li><code>0 &lt;= nums[i] &lt;= 5000</code></li>
+</ul>