Dear Codeforces community,
We are excited to invite you to TOKI Regular Open Contest (TROC) #22!
Key details:
- Contest link: TLX
- Time: 4th September 2021, 14:05 UTC
- Writers: Pyqe rama_pang Pa.Nic Berted
- Duration: 140 minutes
- Problems: 7
- Scoring distribution: 100 — 200 — 400 — 400 — 500 — 700 — 700
Many thanks to:
- prabowo for
making sure no problems are in OEIScoordinating the contest. 🤣 👋 - steven.novaryo for helping with problem preparation for the very first (!) time. 🥳 🎉
- AMnu for testing the problems.
- fushar for the TLX platform.
Please register for the contest, and we hope you will enjoy TROC #22! Good luck! 🏆 🥇 🥈 🥉
P.S. Please note the unusual duration 😱, read all problems 😎, and solve them in any order 💯.
UPD: Contest is over!
Congratulations to our top 5:
Congratulations to our first solvers:
Rating has been updated.
You can upsolve the problems here.
Editorial is available in the upsolve link.
Thank you for participating and see you in the next contest! 😊
Finally, another TROC!
;3 nice
Woah, the authors are Indonesia's full 2021 IOI team!!! Looking forward to joining this contest.
For non-Indonesian participants please have fun as well :3. Looking forward to see a lot of people there!!!
👊😎👊😎👊😎
:) By the way, is there a way to be notified for future contests by email?
Wow, another TROC!
UwU Finally TROC again. YAY
Just some friendly reminder, the contest will start in 2 hours and 32 minutes! Good Luck and Have Fun!!!
How to solve problem C ?
We can find an observation that the order of operation doesn't matter. Only the final string matters. Knowing this, we can solve it using dynamic programming in O(NK) time complexity.
You can see the editorial here. 😊😊😊😊
The problemset is also interesting.
Thanks for the contest. I like G.
Thanks! Glad you like it.
Can you consider adding rust?