Comments
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petar thank you so much for this editorial ....u rock man..
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Thank you man,..thanks .nice tutorial i must say..very nicely written :)
On khanaleemullah → one doubt...friends.., 13 years ago
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dude is it also called binary indexed trees.?..i tried looking for delta encoding...but didnt get anything relevant

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what does the statment (1&odd) implies here?
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Thank you so much friend :)
On khanaleemullah → one doubt...friends.., 13 years ago
+11

Thank you so much friend.. :) good to learn new concepts in this competition.. hope i wont forget..
On khanaleemullah → Some Advice , 13 years ago
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Thank you man...is the problems like DIV1500 and 1000 not that difficult to implement as compare to how much we think?...
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AWSEome reply man...thakns for keeping me motivated.. :)
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actually the problem is that people dont know about it...how interesting is this ...i mean the codeforces..i let people know in my college and everyone1 likes it...
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actually i feel that there should be more number of div 2...as they really helping us...and they will grow surely