From dab16ee53aaad94a146c625958e707dcc54ef96d Mon Sep 17 00:00:00 2001
From: weibk <79395818+weibk@users.noreply.github.com>
Date: Mon, 16 Jan 2023 18:12:38 +0800
Subject: [PATCH] update python randomAccess
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

random.randomint(start, stop) 返回  数字的范围是 [start, stop] 是一个闭区间， 如果用len(nums) 有可能会索引超出范围
---
 docs/chapter_array_and_linkedlist/array.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/chapter_array_and_linkedlist/array.md b/docs/chapter_array_and_linkedlist/array.md
index fcbdf9ab2..b18a0bbd9 100644
--- a/docs/chapter_array_and_linkedlist/array.md
+++ b/docs/chapter_array_and_linkedlist/array.md
@@ -137,7 +137,7 @@ elementAddr = firtstElementAddr + elementLength * elementIndex
     """ 随机访问元素 """
     def randomAccess(nums):
         # 在区间 [0, len(nums)) 中随机抽取一个数字
-        random_index = random.randint(0, len(nums))
+        random_index = random.randint(0, len(nums)-1)
         # 获取并返回随机元素
         random_num = nums[random_index]
         return random_num