<img src="https://zanite.dev/docs/icpc/inc-2026-mirror-banner.png" />↵
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Salam sejahtera, Codeforces!↵
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We are excited to invite you to the mirror of **Indonesia National Contest (INC) 2026**!↵
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The Indonesia National Contest (INC) is an annual online programming competition that serves as a preliminary and qualifying round for Indonesian teams to advance to the ICPC Asia Jakarta Regional Contest.↵
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Key details:↵
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- **Rated for all**↵
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- Contest links: [TLX](https://tlx.toki.id/contests/inc-2026-mirror/)↵
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- Time: [Sunday, October 25, 2026 at 13:05 UTC](https://www.timeanddate.com/worldclock/fixedtime.html?msg=Indonesia+National+Contest+2026+Mirror&iso=20261025T1305&p1=108&ah=2)↵
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- Duration: 2 hours↵
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- Problems: 6↵
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- Allowed languages: C, C++11, C++17, C++20, Pascal, Java, Python 3, Go, Rust↵
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- Contest style: ICPC↵
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- Penalty per wrong submission: 10 minutes↵
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- There will be no scoreboard freeze.↵
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- Available Languages: English, Bahasa Indonesia↵
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We would like to thank:↵
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- [user:Yoshiyuki,2026-10-25], [user:Chrisedyong,2026-10-25], [user:faustaadp,2026-10-25], [user:fushar,2026-10-25], [user:HahahaHihihi,2026-10-25], [user:Owmicron,2026-10-25], [user:prabowo,2026-10-25], [user:Pyqe,2026-10-25], [user:suhendry,2026-10-25], and [user:Zanite,2026-10-25] as the judges and authors of INC 2026.↵
- [user:AVM.Martin,2026-10-25] and [user:ArgoCahaya,2026-10-25] as the technical committee of INC 2026.↵
- [user:aufannn,2026-10-25], [user:avner.m.lim,2026-10-25], [user:bananade1,2026-10-25], [user:ByeWorld512,2026-10-25], [user:Drakozs,2026-10-25], [user:Nevll,2026-10-25], [user:piee,2026-10-25], [user:rfpermen,2026-10-25], [user:SunShine11,2026-10-25], [user:takeonicky,2026-10-25], [user:Twits,2026-10-25],and [user:vioalbert,2026-10-25], and [user:ZeroScar,2026-10-25] for testing the problems and giving outstanding feedback.↵
- [user:fushar,2025-10-14] for the majestic TLX platform.↵
- <a href="https://codeforces.me/profile" style="font-weight: bold; text-decoration: none;"><span style="color: black;">Y</span><span style="color: red;">ou</span></a> for participating!↵
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Please register for the contest! We encourage you to read all problems. Enjoy the mirror!↵
↵
**UPD:** Contest is over! The preliminary results are out. We are finalizing the results; this might take one to two days.↵
↵
Congratulations to our top 5:↵
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1. [user:maspy,2026-10-25]↵
1. [user:flashmt,2026-10-25]↵
1. [user:dewana310,2026-10-25]↵
1. [user:Romy67,2026-10-25]↵
1. [user:wx03,2026-10-25]↵
↵
Congratulations to our first solvers:↵
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A: [user:bramar2,2026-10-25] ↵
B: [user:maspy,2026-10-25] ↵
C: [user:maspy,2026-10-25] ↵
D: [user:maspy,2026-10-25] ↵
E: [user:maspy,2026-10-25] ↵
F: [user:maspy,2026-10-25] ↵
↵
The editorial is available [here](https://tlx.toki.id/contests/inc-2026-mirror/editorial).↵
↵
Thank you for participating and see you on the next contest!↵
↵
Salam sejahtera, Codeforces!↵
↵
We are excited to invite you to the mirror of **Indonesia National Contest (INC) 2026**!↵
↵
The Indonesia National Contest (INC) is an annual online programming competition that serves as a preliminary and qualifying round for Indonesian teams to advance to the ICPC Asia Jakarta Regional Contest.↵
↵
Key details:↵
↵
- **Rated for all**↵
↵
- Contest links: [TLX](https://tlx.toki.id/contests/inc-2026-mirror/)↵
↵
- Time: [Sunday, October 25, 2026 at 13:05 UTC](https://www.timeanddate.com/worldclock/fixedtime.html?msg=Indonesia+National+Contest+2026+Mirror&iso=20261025T1305&p1=108&ah=2)↵
↵
- Duration: 2 hours↵
↵
- Problems: 6↵
↵
- Allowed languages: C, C++11, C++17, C++20, Pascal, Java, Python 3, Go, Rust↵
↵
- Contest style: ICPC↵
↵
- Penalty per wrong submission: 10 minutes↵
↵
- There will be no scoreboard freeze.↵
↵
- Available Languages: English, Bahasa Indonesia↵
↵
We would like to thank:↵
↵
- [user:Yoshiyuki,2026-10-25], [user:Chrisedyong,2026-10-25], [user:faustaadp,2026-10-25], [user:fushar,2026-10-25], [user:HahahaHihihi,2026-10-25], [user:Owmicron,2026-10-25], [user:prabowo,2026-10-25], [user:Pyqe,2026-10-25], [user:suhendry,2026-10-25], and [user:Zanite,2026-10-25] as the judges and authors of INC 2026.↵
- [user:AVM.Martin,2026-10-25] and [user:ArgoCahaya,2026-10-25] as the technical committee of INC 2026.↵
- [user:aufannn,2026-10-25], [user:avner.m.lim,2026-10-25], [user:bananade1,2026-10-25], [user:ByeWorld512,2026-10-25], [user:Drakozs,2026-10-25], [user:Nevll,2026-10-25], [user:piee,2026-10-25], [user:rfpermen,2026-10-25], [user:SunShine11,2026-10-25], [user:takeonicky,2026-10-25], [user:Twits,2026-10-25],
- [user:fushar,2025-10-14] for the majestic TLX platform.↵
- <a href="https://codeforces.me/profile" style="font-weight: bold; text-decoration: none;"><span style="color: black;">Y</span><span style="color: red;">ou</span></a> for participating!↵
↵
Please register for the contest! We encourage you to read all problems. Enjoy the mirror!↵
↵
**UPD:** Contest is over! The preliminary results are out. We are finalizing the results; this might take one to two days.↵
↵
Congratulations to our top 5:↵
↵
1. [user:maspy,2026-10-25]↵
1. [user:flashmt,2026-10-25]↵
1. [user:dewana310,2026-10-25]↵
1. [user:Romy67,2026-10-25]↵
1. [user:wx03,2026-10-25]↵
↵
Congratulations to our first solvers:↵
↵
A: [user:bramar2,2026-10-25] ↵
B: [user:maspy,2026-10-25] ↵
C: [user:maspy,2026-10-25] ↵
D: [user:maspy,2026-10-25] ↵
E: [user:maspy,2026-10-25] ↵
F: [user:maspy,2026-10-25] ↵
↵
The editorial is available [here](https://tlx.toki.id/contests/inc-2026-mirror/editorial).↵
↵
Thank you for participating and see you on the next contest!↵
