🎁Lucky Draw Winner Anouncement

We hope you've had fun participating in the April 30-Days LeetCoding Challenges! Here are the 3 lucky participants who have won the lucky draw:

• rgkbitw
• mongsiry013
• suguru03

🥳Congratulations to these 3 participants for completing all daily challenges successfully and winning the lucky draw! A LeetCode team member will reach out to you shortly regarding the gift.
And for those who missed the streak, hurry and join us in the May Challenge to win more LeetCoins and the chance to enter a lucky draw to win unreleased LeetCode gifts!

📌 Click here to save all of the April Challenge problems to your "My List" collection!

Hi everyone,

We hope you and your loved ones are staying safe and healthy by making the most of the time indoors ❤️! To help maximize your efficiency at self-improvement and preparing for future job interviews during this difficult time, we've set up a 30-Day LeetCoding Challenge on our Explore Card section for you!

This 30-Day LeetCoding Challenge will start on April 1st, 2020, 00:00AM PST. It is beginner-friendly. If you don't know which problem to start with on LeetCode, or if you want a taste of some brand new problems, join this Challenge to make the most out of your indoor time and earn LeetCoins at home everyday! 🥰

🚩 When is this 30-Day LeetCoding Challenge?

This 30-Day LeetCoding Challenge will start from April 1st, 00:00 AM and end on April 30th, 23:59 PM in Pacific Time (UTC -7).

🗓📌 Click here to set the Challenge on your Google calendar as a daily reminder from April 1st to 30th, 2020, in Pacific Time (UTC -7).

Challenge Overview

In this LeetCoding Challenge, we challenge participants to solve a different problem every day. These problems are carefully hand-picked from LeetCode's curated collection of frequently asked interview questions, including 5 brand-new problems, and they will be displayed on the 30-Day LeetCoding Challenge Explore Card according to their challenge date.

📌 Challenge Rules 📌

1. Valid challenge time period: Each daily challenge is available from 00:00 AM to 23:59 PM Pacific Time (UTC -7) in the same day.
2. Reward Eligibility: Participants need to complete each daily challenge within its valid challenge time period to be eligible for the *Rewards.
   • The problems for each daily challenge will continue to be available after its valid challenge time period, but completing challenges outside of their valid challenge time period will NOT be eligible for rewards.
   • 🚩Submissions must be submitted in the 30-Day LeetCoding Challenge Explore Card during each challenge's valid challenge time period to be eligible for rewards.
3. Resubmission: Challenge problems completed prior to this LeetCoding Challenge must be resubmitted in the 30-Day LeetCoding Challenge Explore Card during each problem's valid challenge time period to be eligible for rewards.
4. Don't: Participants will get the most out of this LeetCoding Challenge by solving the problems individually, so please refrain from copy-pasting solutions found elsewhere.

*Rewards: LeetCoins will be credited to your account on a daily basis.

📍 Where is the Challenge taking place?

👉Click here to be redirected to the Challenge Explore Card.👈

💎 Rewards 💎

• Completing each daily challenge. (+10 LeetCoins)
• Completing 25 to 29 daily challenges will be eligible for an additional 100 LeetCoins. (Total = 350 to 390 LeetCoins).
• Completing all 30 daily challenges will be eligible for 2X the reward, plus a chance to win a secret prize! (Total = 600 LeetCoins + *Secret Prize)!
  • 🎁 Secret Prize: Those who complete all 30 daily challenges will be automatically entered into a LUCKY DRAW, where LeetCode staff will randomly select 3 lucky participants to each receive one secret prize on top of their rewards!
    

✨🥳 Update: Secret Prize Is Here!✨

The secret prize you've been waiting for is the exclusive LeetCode Classic Laptop Backpack! This backpack is ergonomically designed and can fit a 15.4-inch laptop. It also comes with a portable charger and an USB outlet on the side. The 3 lucky participants randomly selected from the Lucky Draw will each receive one backpack!

Disclaimer: LeetCode reserves the right, in our sole discretion, to disqualify any entries where we believe a user undermines the fairness of this 30-Day LeetCoding Challenge event, which includes, but is not limited to, copying and pasting solutions from other places directly into your submission.

🤩What are you waiting for? Mark your calendar now to start the 30-Day LeetCoding Challenge on April 1st, 2020, in Pacific Time (UTC -7)!

🗓📌 Click on this link to set the challenge on your Google calendar as a daily reminder from April 1st to 30th, 2020, in Pacific Time (UTC -7).

🚩Reminder: Submissions must be submitted in the 30-Day LeetCoding Challenge Explore Card during each challenge's valid challenge time period to be eligible for rewards.