Invitation to InfInITy 2k21 (Rated For Div 2 & Div 3)
Difference between en3 and en4, changed 334 character(s)
Hello Codeforces !!↵

I, on behalf of the **InfInITy Team**, would like to invite you to take part in the 5th edition of IIIT Pune's flagship coding event **InfInITy 2k21**, a **rated contest** hosted by **CodeChef IIITP Chapter**, which will take place on [Wednesday, December 22, 2021, at 20:00 IST<sup>UTC+5.5</sup>](https://www.timeanddate.com/worldclock/fixedtime.html?msg=Infinity+2k21&iso=20211222T20&p1=176&ah=3). It is a **3 hr** long contest.↵

The contest is **Rated for Div. 2 and Div. 3** on Codechef, but Div. 1 coders are encouraged to participate unofficially as there are prizes for top participants in combined(Div. 1 + Div. 2) ranklist. We'd be offering you **8** problems in Div 2 and **7** problems in Div 3 with varying difficulties. ↵

<span style="color:red"> **CASH PRIZES** </span>  : ↵

- Top 3 performers  **(Div1 + Div 2 combined)**  will be awarded cash prize of **INR 10000, 7000 & 3000** respectively. Top performer of **Div3** will be awarded **INR 2000**. ↵
- Top **2** Indian participants will be rewarded **INR 4000 & 2000** respectively(for Div1 + Div2 participants). ↵
- Prizes worth **INR 10000** specially for IIIT Pune students.↵

**Contest Link** : [www.codechef.com/INFI2021](http://www.codechef.com/INFI2021)  ↵
**Contest Timing** : 20:00 to 23:00 IST  ↵
**Registration For Prizes :** [Infinity Website](http://infinity.iiitp.ac.in) or [Google Form](https://docs.google.com/forms/d/e/1FAIpQLSdtc9lC10TVgzpibs3K71VC0LbG8nh8LvOiwEswxvP2rP6hSg/viewform)↵

![ ](/predownloaded/9b/69/9b695dbbd5d4cfe5cbb7bc9b115e8de75b00464b.jfif)↵

I would really like to thank: ↵

- [user:evilbuggy,2021-12-20] for providing great feedback on the problem set.↵

- [user:silentone,2021-06-21], [user:still_me,2021-12-20], [user:holocaust,2020-11-02], [user:satty26,2021-12-20], [user:reyaan44,2021-12-20] for setting & testing the problems with me.↵

- [user:abhi2402,2021-03-29], [user:darshancool25,2020-08-05], [user:iscsi,2016-08-23], [user:arpan491,2021-12-20], [user:DeadlyVelocity,2021-12-20] for testing the problems and giving valualable feedback. ↵

- The web development team([user:rakshitjain13,2021-12-02], [user:rushitote,2021-12-20]) for building an awesome website for the contest.↵

- Codechef for sponsoring the event, their invaluable help and great platform.↵

- [**BiT Legion**](https://www.instagram.com/bit.iiitp/) for making this contest possible.↵

For any queries contact: [email protected]  ↵
Editorials for all the questions will be posted shortly after the contest ends!. ↵

Past problem sets for the event: [2020](https://www.codechef.com/INFY20), [2019](https://www.codechef.com/INFY2019)↵

I hope you will enjoy solving the problems. Please give your feedback on the problem set in the comments below, after the contest.↵

UPD: Congratulations to the winners.↵

Div 1 + 2:↵

1. [user:tourist,2021-12-23]↵

2. [user:Geothermal,2021-12-23]↵

3. [user:kal013,2021-12-23]↵

Div 3:↵

1. hit6646↵

2. taoran_chen↵

3. piccacu↵

All editorials have been published on [codechef discuss](https://discuss.codechef.com/search?q=tags%3Aeditorial%2Binfi2021).

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en4 English nishit.sharma 2021-12-23 17:06:52 334 Tiny change: 'he winners\nDiv 1 + ' -> 'he winners.\n\nDiv 1 + '
en3 English nishit.sharma 2021-12-22 12:28:43 30 Tiny change: 'spectively. \n- Priz' -> 'spectively(for Div1 + Div2 participants). \n- Priz'
en2 English nishit.sharma 2021-12-20 23:04:01 141 Tiny change: 'er:rakshit13,2021-12' -> 'er:rakshitjain13,2021-12'
en1 English nishit.sharma 2021-12-20 21:48:37 2679 Initial revision (published)