[Codeforces] Round #199 (Div. 2) B. Xenia and SpiesRead more
[Codeforces] Round #203 (Div. 2) B. ResortRead more
[Codeforces] Round #206 (Div. 1) A. Vasya and RobotRead more
[Codeforces] Round #207 (Div. 1) A. Knight TournamentRead more
[Codeforces] Global Round 22 C. Even Number AddictsRead more
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[InterviewBit] Painter`s Partition ProblemRead more
[InterviewBit] Allocate BooksRead more