Hello Codeforces.↵
↵
Codeshark round #1 is going to take place on [Codeshark](http://codeshark.ir/) this Friday morning at 2 PM (Tehran timezone). [Codeshark website](http://codeshark.ir/) and the problem statements are in Persian, that's why I didn't put a link for time and date.↵
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You can participate in the English version the next day ([time](http://timeanddate.com/worldclock/fixedtime.html?day=27&month=6&year=2015&hour=9&min=0&sec=0&p1=166)) in Codeforces gym.↵
↵
This contest will have 3 problems and each problem has some subtasks. Each subtask is a short answer algorithmic problem (like Projecteuler problems) and writers are [user:AliA,2015-06-25] and me([user:PrinceOfPersia,2015-06-25]). Also, the duration is 4 hours.↵
↵
I'd like to thank [user:matrix,2015-06-25] (administrator of Codeshark) for his great helps.↵
↵
Good luck and have fun.↵
↵
**UPD:** There will be 12 subtasks (6, 3, 3).↵
↵
**UPD1:** Schedule has changed (to 2 PM).↵
↵
**UPD2:** Persian version is over. ↵
↵
Congratulations to the winners:↵
↵
1. [user:Silver_Soul,2015-06-26]↵
2. [user:agn1360,2015-06-26]↵
3. [user:PAP,2015-06-26]↵
4. [user:M_H_M,2015-06-26]↵
5. [user:IMAN_GH,2015-06-26]
↵
Codeshark round #1 is going to take place on [Codeshark](http://codeshark.ir/) this Friday morning at 2 PM (Tehran timezone). [Codeshark website](http://codeshark.ir/) and the problem statements are in Persian, that's why I didn't put a link for time and date.↵
↵
You can participate in the English version the next day ([time](http://timeanddate.com/worldclock/fixedtime.html?day=27&month=6&year=2015&hour=9&min=0&sec=0&p1=166)) in Codeforces gym.↵
↵
This contest will have 3 problems and each problem has some subtasks. Each subtask is a short answer algorithmic problem (like Projecteuler problems) and writers are [user:AliA,2015-06-25] and me([user:PrinceOfPersia,2015-06-25]). Also, the duration is 4 hours.↵
↵
I'd like to thank [user:matrix,2015-06-25] (administrator of Codeshark) for his great helps.↵
↵
Good luck and have fun.↵
↵
**UPD:** There will be 12 subtasks (6, 3, 3).↵
↵
**UPD1:** Schedule has changed (to 2 PM).↵
↵
**UPD2:** Persian version is over. ↵
↵
Congratulations to the winners:↵
↵
1. [user:Silver_Soul,2015-06-26]↵
2. [user:agn1360,2015-06-26]↵
3. [user:PAP,2015-06-26]↵
4. [user:M_H_M,2015-06-26]↵
5. [user:IMAN_GH,2015-06-26]