[Codeforces] Round #283 (Div. 2) C. Removing ColumnsRead more
[Codeforces] Round #285 (Div. 2) C. Misha and ForestRead more
[Codeforces] Round #290 (Div. 2) B. Fox And Two DotsRead more
[AtCoder] D - Handstand 2Read more
[AtCoder] E - Crested Ibis vs MonsterRead more
[AtCoder] D - BouquetRead more
[AtCoder] E - PaymentRead more
[AtCoder] E - RoamingRead more
[Codeforces] VK Cup 2015 - Qualification Round 2 B. Mean RequestsRead more
[Codeforces] Round #295 (Div. 2) C. DNA AlignmentRead more