Hello Codeforces.↵
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Codeshark round #1 is going to take place on [Codeshark](http://codeshark.ir/) this Friday morning at9:00 o'clock2 PM (Tehran timezone). [Codeshark website](http://codeshark.ir/) (previous address was [marhale3.inoi.ir](http://marhale3.inoi.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.↵
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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.↵
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I'd like to thank [user:matrix,2015-06-25] (administrator of Codeshark) for his great helps.↵
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Good luck and have fun.↵
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**UPD:** There will be 12 subtasks (6, 3, 3).↵
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**UPD1:** Schedule has changed (to 2 PM).
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Codeshark round #1 is going to take place on [Codeshark](http://codeshark.ir/) this Friday morning at
↵
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).