Design Video Sharing Platform — LeetCode 2254 Python Solution
HardLeetCode PremiumStackDesignHash TableOrdered Set
- Problem
- #2254
- Pattern
- Stack
- Reading time
- 2 min
- Source
- leetcode.com
The problem
You have a video sharing platform where users can upload and delete videos. Each video is a string of digits, where the ith digit of the string represents the content of the video at minute i.
Example
- Input
- ["VideoSharingPlatform", "upload", "upload", "remove", "remove", "upload", "watch", "watch", "like", "dislike", "dislike", "getLikesAndDislikes", "getViews"]
- Output
- [null, 0, 1, null, null, 0, "456", "45", null, null, null, [1, 2], 2]
- Explanation
- VideoSharingPlatform videoSharingPlatform = new VideoSharingPlatform();
Complexity
| Measure | Complexity |
|---|---|
| Time | O(n) |
| Space | O(n) auxiliary |
Pattern: Stack
When the most recent unresolved thing is the one that matters, use a stack. LeetCode 2254. Design Video Sharing Platform is filed here because LeetCode tags it Stack, which is the vocabulary this hub collects.
The stack guide has the Python template for the pattern and the 194 LeetCode problems that use it.
Related problems
Frequently asked questions
- How hard is LeetCode 2254. Design Video Sharing Platform?
- LeetCode 2254. Design Video Sharing Platform is rated Hard on LeetCode.
- What is the time complexity of LeetCode 2254. Design Video Sharing Platform?
- The Python solution on this page runs in O(n).
- What is the space complexity of LeetCode 2254. Design Video Sharing Platform?
- The Python solution on this page uses O(n) auxiliary space.
- What topics does LeetCode 2254. Design Video Sharing Platform cover?
- LeetCode 2254. Design Video Sharing Platform is tagged Stack, Design, Hash Table and Ordered Set on LeetCode.
- Is LeetCode 2254. Design Video Sharing Platform a premium problem?
- Yes. LeetCode 2254. Design Video Sharing Platform is a LeetCode Premium problem, so the full statement and test cases require a paid LeetCode subscription.