## **📌 What is Daily LeetCoding Challenge?**
* LeetCode challenges participants with a problem from our carefully curated collection of interview problems every 24 hours. The start and end times for the Daily LeetCoding Challenge will follow Coordinated Universal Time (UTC).
* All users with all levels of coding background are welcome to join!
* **@PREMIUM USERS** will have an **extra carefully curated premium challenge** weekly and earn **extra LeetCoin rewards**😎. 
You can access the daily challenge problem by using the calendar on the [**Problems Page**](https://leetcode.com/problemset/). 

<img src="https://assets.leetcode.com/users/images/b80fe8ae-1678-4f1e-9dce-b532bfc9b53e_1632527595.7181535.png" width="200" />


Users who completed **all Daily LeetCoding Challenge non-premium problems for the month** (with or without using Time Travel Tickets) will win a badge to recognize their consistency! Your badges will be displayed on your profile page.

<img src="https://assets.leetcode.com/users/images/d3f69eeb-aff8-426a-be4e-dc0cc938e89b_1614652010.685347.png" width="80" />

You can "wear" your badge when you post/comment on discuss. Simply go to your profile page, and select the badge you'd like to show!


<img src="https://assets.leetcode.com/users/images/ea5a9c06-5175-4bfe-a651-ae9e750555b4_1614931696.434737.png" width="300" />


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## **🚩 How do I join this month's LeetCoding Challenge?**
No registration is required. To join, just start solving the daily problem on the calendar of the [**problem page**](https://leetcode.com/problemset/all/). You can also find the daily problem listed on the top of the [**problem page**](https://leetcode.com/problemset/all/). The daily problem will be updated on **every 12 a.m. Coordinated Universal Time (UTC)** and you will have 24 hours to solve that challenge. 

<img src="https://assets.leetcode.com/users/images/f573b412-ac7d-4319-9ab3-a21279d29d4f_1632945073.8709211.png" width="600" />

 
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## **🎁 Rewards**
- Completing each non-premium daily challenge. (+10 LeetCoins)
- Completing 25+ non-premium daily challenges without using Time Travel Ticket will be eligible for an additional 25 LeetCoins. 
- Completing all non-premium daily challenges without using Time Travel Ticket will be eligible for an additional 50 LeetCoins!
 
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## **📌 Missed a challenge? Use the Time Travel Ticket!**
Do you have experience trying to keep a streak but failed because you missed one of the challenges?
Hoping you can travel back to the missed deadline to complete the challenge but that's not possible......or is it? 
With the 🕔🚀 **Time Travel Ticket** 🚀🕤, it's possible!

<img src="https://assets.leetcode.com/users/images/6ece71ba-00cd-4aea-af58-1e95bff2c311_1598481504.3483155.png" width="300" />


The Time Travel Ticket is available at the [LeetCode Store](https://leetcode.com/store/).




<img src="https://assets.leetcode.com/users/images/07e4575c-7a22-49ce-90f9-9c2e4c2e55b2_1633121066.5156875.png" width="500" />


In order to time travel, you will need to redeem a Time Travel Ticket with your LeetCoins. You can redeem up to 3 tickets per month and the tickets are only usable through the **end of the month** in which they are redeemed but you can use the tickets to make up any invalid or late submission. 

 

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<a href="https://leetcode.com/subscribe/?ref=ex_dc" target="_blank"><img src="https://assets.leetcode.com/static_assets/marketing/daily_leetcoding_banner.png" width="560px" /></a>

 
⚡️ Disclaimer: LeetCode reserves the right, in our sole discretion, to disqualify any entries where we believe a user undermines the fairness of this LeetCoding Challenge event, which includes, but is not limited to, copying and pasting solutions from other places directly into your submission.

📌 What is Daily LeetCoding Challenge?
LeetCode challenges participants with a problem from our carefully curated collection of interview problems every 24 hours. The start and end times for the Daily LeetCoding Challenge will follow Coordinated Unive