[Codeforces] Round 568 (Div. 2) G2. Playlist for Polycarp (hard version)Read more
[Codeforces] Round 568 (Div. 2) G1. Playlist for Polycarp (easy version)Read more
[Codeforces] Educational Round 67 (Rated for Div. 2) E. Tree PaintingRead more
[Codeforces] Round 574 (Div. 2) E. OpenStreetMapRead more
[Hacker Earth] Monk`s birthday treatRead more
[Hacker Earth] Where is CheckerboardRead more
[Hacker Earth] Double PermutationRead more
[Hacker Earth] Game of CubesRead more
[Hacker Earth] Bruce and the ChocolatesRead more
[Codeforces] Round 577 (Div. 2) D. Treasure HuntingRead more