From efda64220ff36302999fb24b3e850262363ef76b Mon Sep 17 00:00:00 2001
From: nolanzzz <nolanwork131@gmail.com>
Date: Wed, 1 Sep 2021 19:03:48 -0400
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=200977.=E6=9C=89=E5=BA=8F?=
 =?UTF-8?q?=E6=95=B0=E7=BB=84=E7=9A=84=E5=B9=B3=E6=96=B9=20PHP=E7=89=88?=
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---
 problems/0977.有序数组的平方.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/problems/0977.有序数组的平方.md b/problems/0977.有序数组的平方.md
index 250234e1..a10afbfb 100644
--- a/problems/0977.有序数组的平方.md
+++ b/problems/0977.有序数组的平方.md
@@ -278,6 +278,7 @@ class Solution {
      * @return Integer[]
      */
     function sortedSquares($nums) {
+        // 双指针法
         $res = [];
         for ($i = 0; $i < count($nums); $i++) {
             $res[$i] = 0;