feat: add auto2top property

* 修复小错误
* 添加自动回到顶部的特性

Author: yanglbme

index.html

@@ -4,7 +4,7 @@
   <meta charset="UTF-8">
   <title>LeetCode、剑指Offer、程序员面试金典题解</title>
   <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
-  <meta name="keywords" content="doc,docs,doocs,documentation,github,gitee,leetcode,coding-interview,cracking-the-coding-interview,yanglbme">
+  <meta name="keywords" content="doc,docs,doocs,documentation,github,gitee,coding,pages,leetcode,coding-interview,cracking-the-coding-interview,yanglbme">
   <meta name="description" content="LeetCode、剑指Offer、程序员面试金典题解">
   <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
   <link rel="stylesheet" href="//unpkg.com/docsify/lib/themes/vue.css">
@@ -18,10 +18,11 @@
   <script>
     window.$docsify = {
       name: 'leetcode',
-      // repo: 'doocs/leetcode',
+      logo: '/img/doocs-leetcode.png',
       search: [
         '/','/solution/','/lcof/','lcci/'
       ],
+      auto2top: true,
       loadSidebar: 'summary.md',
       alias: {
         '/lcci/.*/summary.md': '/lcci/summary.md',
@@ -34,7 +35,6 @@
         crossChapter: true,
         crossChapterText: true
       },
-      // themeColor: '#25798A',
       darkMode: {
         light: {
           toggleBtnBg: '#42b983'

lcof/面试题15. 二进制中1的个数/README.md

@@ -1,4 +1,4 @@
-# [题目](这里是题目链接，如：https://leetcode-cn.com/problems/shu-zu-zhong-zhong-fu-de-shu-zi-lcof/)
+# [面试题15. 二进制中1的个数](https://leetcode-cn.com/problems/er-jin-zhi-zhong-1de-ge-shu-lcof/)
 
 ## 题目描述
 请实现一个函数，输入一个整数，输出该数二进制表示中 1 的个数。例如，把 9 表示成二进制是 1001，有 2 位是 1。因此，如果输入 9，则该函数输出 2。