Hello Codeforces community !↵
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I am glad to announce HackerRank 101 Hack 28th editon. The contest will be held on [20th August 2015 at 16:30 UTC](http://www.timeanddate.com/worldclock/fixedtime.html?msg=101+Hack+Aug+2015&iso=20150820T1630&ah=2&am=0). You can sign up for the contest [here](https://www.hackerrank.com/101hack28). Top 10 winners on the leaderboard will receive a HackerRank T-Shirt.↵
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Problems have been set by Nikola Mandic([user:nikola12345,2015-08-18]) and Aleksa Plavsic ([user:allllekssssa,2015-08-18]). The contest will consist of 5 problems with variable scoring distribution. Contest are rated for all HackerRank users. This is our second competition, after Codeforce div 2 round. We think everyone will find something interesting and solvable. Please read all the tasks, some problems that hard for us can be easy for you.↵
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The main charcters of the round are Mika and Zloba. We would like to show how much we appreciate them :)↵
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We want to thank whole HackerRank team, especially to [user:wanbo,2015-08-18] for testing contest and great advices about tasks and [user:Shafaet,2015-08-18] for helping and excellent communication. We believe we will cooperate in future with these excellent people.↵
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Also I want to thank my friend [user:Errichto,2015-08-18]. He is always here to listen my ideas and suggest several options to improve it. ↵
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We hope you will enjoy in the problems. Please feel free to ask any questions.↵
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Good luck, we are waiting your comments and impressions about contest !↵
↵
I am glad to announce HackerRank 101 Hack 28th editon. The contest will be held on [20th August 2015 at 16:30 UTC](http://www.timeanddate.com/worldclock/fixedtime.html?msg=101+Hack+Aug+2015&iso=20150820T1630&ah=2&am=0). You can sign up for the contest [here](https://www.hackerrank.com/101hack28). Top 10 winners on the leaderboard will receive a HackerRank T-Shirt.↵
↵
Problems have been set by Nikola Mandic([user:nikola12345,2015-08-18]) and Aleksa Plavsic ([user:allllekssssa,2015-08-18]). The contest will consist of 5 problems with variable scoring distribution. Contest are rated for all HackerRank users. This is our second competition, after Codeforce div 2 round. We think everyone will find something interesting and solvable. Please read all the tasks, some problems that hard for us can be easy for you.↵
↵
The main charcters of the round are Mika and Zloba. We would like to show how much we appreciate them :)↵
↵
We want to thank whole HackerRank team, especially to [user:wanbo,2015-08-18] for testing contest and great advices about tasks and [user:Shafaet,2015-08-18] for helping and excellent communication. We believe we will cooperate in future with these excellent people.↵
↵
Also I want to thank my friend [user:Errichto,2015-08-18]. He is always here to listen my ideas and suggest several options to improve it. ↵
↵
We hope you will enjoy in the problems. Please feel free to ask any questions.↵
↵
Good luck, we are waiting your comments and impressions about contest !↵
