Two Pointer and Sliding Window Playlist | Language Independent Course

Total watch time

4h 31m

at 1× speed · exactly 4 hours, 31 minutes, 6 seconds at 1×

custom

1×	4h 31m 6s
1.25×	3h 36m 53s
1.5×	3h 44s
1.75×	2h 34m 55s
2×	2h 15m 33s

Average video22m 36s

Longest36m 55s

Shortest4m 54s

Compare Open on YouTube JSON

Plan to finish

About 5 days at an hour a day

Pick a daily pace and the days you'll watch. Ticked videos are skipped.

At one hour a day, every day, this playlist takes about 5 days. Turn on JavaScript to plan around your week.

Videos (12)

4h 31m in total · tick what you've watched

Tick videos you've watched — progress is saved in this browser.


1	L1. Introduction to Sliding Window and 2 Pointers \| Templates \| Patterns	36:55	2024-03-27
2	L2. Maximum Points You Can Obtain from Cards \| 2 Pointers and Sliding Window Playlist	11:13	2024-03-27
3	L3. Longest Substring Without Repeating Characters \| 2 Pointers and Sliding Window Playlist	23:09	2024-03-27
4	L4. Max Consecutive Ones III \| 2 Pointers and Sliding Window Playlist	29:58	2024-03-27
5	L5. Fruit Into Baskets \| 2 Pointers and Sliding Window Playlist	30:02	2024-03-27
6	L6. Longest Substring With At Most K Distinct Characters \| 2 Pointers and Sliding Window Playlist	21:32	2024-03-27
7	L7. Number of Substrings Containing All Three Characters \| 2 Pointers and Sliding Window Playlist	19:40	2024-03-27
8	L8. Longest Repeating Character Replacement \| 2 Pointers and Sliding Window Playlist	25:21	2024-03-27
9	L9. Binary Subarrays With Sum \| 2 Pointers and Sliding Window Playlist	20:27	2024-03-27
10	L10. Count number of Nice subarrays \| 2 Pointers and Sliding Window Playlist	4:54	2024-03-27
11	L11. Subarray with k different integers \| 2 Pointers and Sliding Window Playlist	20:49	2024-03-27
12	L12. Minimum Window Substring \| 2 Pointers and Sliding Window Playlist	27:06	2024-03-27

Embed a badge

Show the watch time in a README or course description — it links back here and updates itself

Markdown

[![Watch time: 4h 31m · 12 videos](https://playlistduration.com/badge/playlist/PLgUwDviBIf0q7vrFA_HEWcqRqMpCXzYAL.svg)](https://playlistduration.com/playlist/PLgUwDviBIf0q7vrFA_HEWcqRqMpCXzYAL)

HTML

<a href="https://playlistduration.com/playlist/PLgUwDviBIf0q7vrFA_HEWcqRqMpCXzYAL"><img src="https://playlistduration.com/badge/playlist/PLgUwDviBIf0q7vrFA_HEWcqRqMpCXzYAL.svg" alt="Watch time: 4h 31m · 12 videos" width="203" height="20"></a>

Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.

Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLgUwDviBIf0q7vrFA_HEWcqRqMpCXzYAL returns them as JSON — free, no key. API docs →

Data from the YouTube Data API as of 2026-09-22 (cached). Private or deleted videos are excluded from totals.