feat: update README.md

Author: yanglbme

index.html

@@ -55,15 +55,17 @@
         },
         function (hook, vm) {
           hook.beforeEach(function (html) {
+            var englishVersion = vm.route.file.indexOf('README_EN') != -1
             if (/githubusercontent\.com/.test(vm.route.file)) {
               url = vm.route.file
                 .replace('raw.githubusercontent.com', 'github.com')
                 .replace(/\/master/, '/blob/master')
             } else {
               url = 'https://github.com/doocs/leetcode/blob/master/' + vm.route.file
             }
-            var editHtml = '[:memo: Edit on GitHub](' + url + ')\n'
-            return editHtml + html
+            var editHtml = '[:memo: 在 GitHub 编辑](' + url + ')\n'
+            var editHtmlEN = '[:memo: Edit on GitHub](' + url + ')\n'
+            return (englishVersion ? editHtmlEN : editHtml) + html
           })
         },
       ]

lcci/README.md

@@ -6,6 +6,8 @@
 ## 题解
 以下所有题目均来源 [LeetCode 中国官网](https://leetcode-cn.com/problemset/lcci/)，题解由 [doocs/leetcode 贡献者](https://github.com/doocs/leetcode/graphs/contributors) 提供，正在完善中，欢迎贡献你的题解！
 
+快速搜索题号、题解、标签等，请善用 <kbd>Control</kbd>+<kbd>F</kbd>（或者 <kbd>Command</kbd>+<kbd>F</kbd>）。
+
 |  题号  |  题解  |  标签 | 难度  |
 | --- | --- | --- | --- |
 |  [01.01](https://leetcode-cn.com/problems/is-unique-lcci)  |  [判定字符是否唯一](/lcci/01.01.Is%20Unique/README.md)  |  `数组`  |  简单  |

lcci/README_EN.md

@@ -4,6 +4,7 @@
 [中文文档](/lcci/README.md)
 
 ## Solutions
+Press <kbd>Control</kbd>+<kbd>F</kbd>(or <kbd>Command</kbd>+<kbd>F</kbd> on the Mac) to search anything you want.
 
 |  #  |  Solution  |  Tag  | Difficulty  |
 | --- | --- | --- | --- |

lcof/README.md

@@ -6,6 +6,8 @@
 ## 题解
 以下所有题目均来源 [LeetCode 中国官网](https://leetcode-cn.com/problemset/lcof/)，题解由 [doocs/leetcode 贡献者](https://github.com/doocs/leetcode/graphs/contributors) 提供，正在完善中，欢迎贡献你的题解！
 
+快速搜索题号、题解、标签等，请善用 <kbd>Control</kbd>+<kbd>F</kbd>（或者 <kbd>Command</kbd>+<kbd>F</kbd>）。
+
 |  题号  |  题解  |  标签  | 难度  |
 | --- | --- | --- | --- |
 |  [03](https://leetcode-cn.com/problems/shu-zu-zhong-zhong-fu-de-shu-zi-lcof)  |  [数组中重复的数字](/lcof/%E9%9D%A2%E8%AF%95%E9%A2%9803.%20%E6%95%B0%E7%BB%84%E4%B8%AD%E9%87%8D%E5%A4%8D%E7%9A%84%E6%95%B0%E5%AD%97/README.md)  |  `数组`,`哈希表`  |  简单  |

lcof/README_EN.md

@@ -10,5 +10,7 @@ Readers will improve their interview performance after reading this book. It wil
 ## Solutions
 English Solutions is not available for the book. Please switch to Chinese version.
 
+Press <kbd>Control</kbd>+<kbd>F</kbd>(or <kbd>Command</kbd>+<kbd>F</kbd> on the Mac) to search anything you want.
+
 ## Copyright
 [@Doocs](https://github.com/doocs)

solution/README.md

@@ -5,6 +5,8 @@
 ## 题解
 以下所有题目均来源 [LeetCode 中国官网](https://leetcode-cn.com/problemset/all)，题解由 [doocs/leetcode 贡献者](https://github.com/doocs/leetcode/graphs/contributors) 提供，正在完善中，欢迎贡献你的题解！
 
+快速搜索题号、题解、标签等，请善用 <kbd>Control</kbd>+<kbd>F</kbd>（或者 <kbd>Command</kbd>+<kbd>F</kbd>）。
+
 |  题号  |  题解  |  标签  | 难度  |
 | --- | --- | --- | --- |
 |  [1](https://leetcode-cn.com/problems/two-sum)  |  [两数之和](/solution/0000-0099/0001.Two%20Sum/README.md)  |  `数组`,`哈希表`  |  简单  |

solution/README_EN.md

@@ -1,8 +1,11 @@
 # LeetCode
 
+
 [中文文档](/solution/README.md)
 
 ## Solutions
+Press <kbd>Control</kbd>+<kbd>F</kbd>(or <kbd>Command</kbd>+<kbd>F</kbd> on the Mac) to search anything you want.
+
 
 |  #  |  Solution  |  Tags  |  Difficulty  |
 | --- | --- | --- | --- |