Dear Codeforces community,

We are excited to invite you to TOKI Regular Open Contest #21! 👊😎

Key details:

• Contest link: TLX
• Time: 14th April 2021, 13:05 UTC
• Writer: Pyqe
• Duration: 2 hours
• Problems: 7

Scoring distribution: 100 — 200 — 300 — 500 — 500 — 600 — 800

Many thanks to:

• prabowo for coordinating the contest. 😂👌
• hocky for helping with problem preparation. 💯
• JulianFernando and AMnu for testing the problems.
• fushar for the TLX platform.

Please register and we hope you will enjoy the contest! 🔥🔥🔥🔥

UPD: Please note there is a change in the contest timing.

UPD2: Contest is over!

Congratulations to our top 5:

1. maroonrk
2. neal
3. hitonanode
4. noimi
5. nuip

Congratulations to our first solvers:

• A: noimi
• B: hitonanode
• C: Geothermal
• D: hitonanode
• E: hitonanode
• F: Nyaan
• G: maroonrk

You can upsolve the problems here.

Editorial is available in the upsolve link.

Thank you for participating and see you on the next contest! 😭👍

The problems in this contest follows a theme. Can you guess the theme?