UPD 04/05/2026: The Qualifier 2 has finished. The scoreboard is unfrozen. See the gym which also has the editorial.

We are not finished of our manual reviewing of the submissions. The scoreboard is not finalized yet.

Hello Codeforces!

We (ETK., flamestorm, AdhityaMangudy, L567, zhoukangyang, SHZhang, JohnVictor, duality, awang11, 79brue, codetiger927, bensonlzl, kingofpineapples, czhang2718, eyangch, xGaz_, Feet_McYeet, rayfish, Peppa_king_8, Wang238328, hyforces, lunchbox), current students at MIT, are excited to announce our new contest — the MIT Informatics Tournament 2026 Spring Invitational!

The invitational will consist of three individual contests: two Qualification Rounds and one Final Round. The top 50% of competitors (capped at 400) from Qualification Round 1 will qualify for Qualification Round 2.

• Qualification Round 1: 10:30 AM – 1 PM EDT on March 15th.
• Qualification Round 2: 10:30 AM – 1 PM EDT on April 5th.

For the Qualification Rounds, we expect a difficulty distribution roughly ranging from Div. 2 A to Div. 1 E. Please note that for Qualification Round 2 and the Final Round, the leaderboard will be frozen for the last 20% of the contest time.

The top 16 US, top 8 international, and top 4 US high school contestants will qualify for the Final Round the May 2nd – May 3rd weekend.

The Final Round is filled with exciting activities such as a dinner banquet, excursions in Boston, exclusive meetings with our sponsors, and solving super cool (and hard) problems! We will provide capped reimbursements for travel and lodging.

Registration is open at https://mitit.org/Registration, and we have started reviewing and accepting participants. For more information, check out our website.