Codeforces Round #676 (Div. 2)

Performance analysis and notes on codeforces round 676
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Codeforces Raif Round 1 [Div.1 + Div.2]

Performance analysis and notes on Codeforces Raif Round 1.
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Dilworth theorem and calculating length of all kind of Sequences

Notes on how to find and calculate length of LIS,LDS,LNIS and LNDS
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Big Browser is watching

How I tried to stop using firefox and ended up with two more browsers
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Private search engine in 5 minutes

Create and deploy your own searx instance
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