通常題目內會有一些keyword，這些keyword可能會定應某些解法，只是參考用，不一定每次都是這樣。當看到題目沒有思緒的時候可以往這邊想。
| keyword | possible related topic | ps |
|---|---|---|
| subarray | slinding window two pointers |
連續的element |
| subarray sum | prefix sum Slinding window |
|
| 求個數 | Dynamic programming BIT |
|
| maximum | Dynamic programming Greedy |
|
| minimum | Dynamic programming Greedy |
|
| 條件會被所在位置 左右兩邊影響 |
two-pass three-pass |
|
| 找前面或是後面 比自己還大或是還小的第一個數 |
monotonic stack | |
| sorted array two sum | two pointer | |
| 判斷是否有cyclic | topologic sort DFS |
| keyword | possible related topic | ps |
|---|---|---|
| linked-list | fast-slow pointer recursive(把node放在call stack中) |
leetcode 刷題or
or
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| Syntax | Example | Reference | |
|---|---|---|---|
| # Header | Header | 基本排版 | |
| - Unordered List |
|
||
| 1. Ordered List |
|
||
| - [ ] Todo List |
|
||
| > Blockquote | Blockquote |
||
| **Bold font** | Bold font | ||
| *Italics font* | Italics font | ||
| ~~Strikethrough~~ | |||
| 19^th^ | 19th | ||
| H~2~O | H2O | ||
| ++Inserted text++ | Inserted text | ||
| ==Marked text== | Marked text | ||
| [link text](https:// "title") | Link | ||
|  | Image | ||
| `Code` | Code |
在筆記中貼入程式碼 | |
| ```javascript var i = 0; ``` |
|
||
| :smile: |  |
Emoji list | |
| {%youtube youtube_id %} | Externals | ||
| $L^aT_eX$ | LaTeX | ||
| :::info This is a alert area. ::: |
This is a alert area. |
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