@@ -75,7 +75,7 @@ leetcode 题解，记录自己的 leetcode 解题之路。
7575
7676####简单难度
7777
78- - [ 20. Valid Parentheses] ( ./problems/validParentheses.md )
78+ - [ 20. Valid Parentheses] ( ./problems/20. validParentheses.md )
7979- [ 26.remove-duplicates-from-sorted-array] ( ./problems/26.remove-duplicates-from-sorted-array.md )
8080- 🆕[ 88.merge-sorted-array] ( ./problems/88.merge-sorted-array.md )
8181- [ 136.single-number] ( ./problems/136.single-number.md )
@@ -93,11 +93,11 @@ leetcode 题解，记录自己的 leetcode 解题之路。
9393
9494####中等难度
9595
96- - [ 2. Add Two Numbers] ( ./problems/addTwoNumbers.md )
97- - [ 3. Longest Substring Without Repeating Characters] ( ./problems/longestSubstringWithoutRepeatingCharacters.md )
96+ - [ 2. Add Two Numbers] ( ./problems/2. addTwoNumbers.md )
97+ - [ 3. Longest Substring Without Repeating Characters] ( ./problems/3. longestSubstringWithoutRepeatingCharacters.md )
9898- [ 11.container-with-most-water] ( ./problems/11.container-with-most-water.md )
99- - [ 19. Remove Nth Node From End of List] ( ./problems/removeNthNodeFromEndofList.md )
100- - [ 24. Swap Nodes In Pairs] ( ./problems/swapNodesInPairs.md )
99+ - [ 19. Remove Nth Node From End of List] ( ./problems/19. removeNthNodeFromEndofList.md )
100+ - [ 24. Swap Nodes In Pairs] ( ./problems/24. swapNodesInPairs.md )
101101- 🆕[ 39.combination-sum] ( ./problems/39.combination-sum.md )
102102- 🆕[ 40.combination-sum-ii] ( ./problems/40.combination-sum-ii.md )
103103- 🆕[ 46.permutations] ( ./problems/46.permutations.md )
@@ -160,6 +160,13 @@ anki - 文件 - 导入 - 下拉格式选择“打包的 anki集合”，然后
160160
161161更多关于anki使用方法的请查看[ anki官网] ( https://apps.ankiweb.net/ )
162162
163+ 目前已更新卡片一览（仅列举正面）：
164+
165+ - 二分法解决问题的关键点是什么，相关问题有哪些
166+ - 如何用栈的特点来简化操作， 涉及到的题目有哪些？
167+ - 双指针问题的思路以及相关题目有哪些？
168+ - 滑动窗口问题的思路以及相关题目有哪些？
169+
163170###计划
164171
165172- [ 494.target-sum] ( ./todo/494.target-sum.js )
