| 940E | Cashback | | | 2000 | 4.5k |
| 931A | Friends Meeting | | | 800 | 13.2k |
| 920C | Swap Adjacent Elements | | | 1400 | 10.1k |
| 917A | The Monster | | | 1800 | 3.7k |
| 916B | Jamie and Binary Sequence (changed after round) | | | 2000 | 2k |
| 910C | Minimum Sum | | | 1700 | 2.2k |
| 899A | Splitting in Teams | | | 800 | 11.2k |
| 891A | Pride | | | 1500 | 15k |
| 884C | Bertown Subway | | | 1500 | 5.2k |
| 883M | Quadcopter Competition | | | 1100 | 3.9k |
| 870C | Maximum splitting | | | 1300 | 9.8k |
| 864C | Bus | | | 1500 | 6.2k |
| 864D | Make a Permutation! | | | 1500 | 6.4k |
| 850D | Tournament Construction | | | 2800 | 498 |
| 840A | Leha and Function | | | 1300 | 7.6k |
| 833C | Ever-Hungry Krakozyabra | | | 2700 | 527 |
| 822D | My pretty girl Noora | | | 1800 | 3.3k |
| 805A | Fake NP | | | 1000 | 19.4k |
| 804A | Find Amir | | | 1000 | 16.6k |
| 804B | Minimum number of steps | | | 1400 | 10.3k |
| 803C | Maximal GCD | | | 1900 | 5.9k |
| 792C | Divide by Three | | | 2000 | 5.1k |
| 792E | Colored Balls | | | 2500 | 1.3k |
| 787B | Not Afraid | | | 1300 | 5.8k |
| 773C | Prairie Partition | | | 2200 | 1k |
| 766B | Mahmoud and a Triangle | | | 1000 | 38.9k |
| 758D | Ability To Convert | | | 2000 | 3k |
| 757B | Bash's Big Day | | | 1400 | 11.6k |
| 753A | Santa Claus and Candies | | | 1000 | 10k |
| 750C | New Year and Rating | | | 1600 | 7k |
| 749A | Bachgold Problem | | | 800 | 58.1k |
| 746D | Green and Black Tea | | | 1500 | 5.4k |
| 746E | Numbers Exchange | | | 1900 | 1.9k |
| 736E | Chess Championship | | | 2900 | 234 |
| 735C | Tennis Championship | | | 1600 | 8.1k |
| 734B | Anton and Digits | | | 800 | 32.3k |
| 732C | Sanatorium | | | 1200 | 10.2k |
| 730D | Running Over The Bridges | | | 2200 | 959 |
| 729D | Sea Battle | | | 1700 | 4.1k |
| 724B | Batch Sort | | | 1500 | 4.3k |
| 724C | Ray Tracing | | | 1800 | 2.3k |
| 721D | Maxim and Array | | | 2000 | 2.5k |
| 712C | Memory and De-Evolution | | | 1600 | 6.2k |
| 708B | Recover the String | | | 1900 | 3.5k |
| 670A | Holidays | | | 900 | 18.8k |
| 663A | Rebus | | | 1800 | 3.8k |
| 662D | International Olympiad | | | 2000 | 1.7k |
| 660A | Co-prime Array | | | 1200 | 10.6k |
| 651A | Joysticks | | | 1100 | 24.3k |
| 645B | Mischievous Mess Makers | | | 1200 | 3.7k |
| 639E | Bear and Paradox | | | 2800 | 643 |
| 626C | Block Towers | | | 1600 | 4.6k |
| 626G | Raffles | | | 3100 | 813 |
| 623D | Birthday | | | 2700 | 586 |
| 603A | Alternative Thinking | | | 1600 | 8.3k |
| 584E | Anton and Ira | | | 2300 | 1.5k |
| 570B | Simple Game | | | 1300 | 17k |
| 569B | Inventory | | | 1200 | 7.5k |
| 558C | Amr and Chemistry | | | 1900 | 4.2k |
| 557A | Ilya and Diplomas | | | 1100 | 8.5k |
| 557C | Arthur and Table | | | 1900 | 4.3k |
| 553B | Kyoya and Permutation | | | 1900 | 2.3k |
| 552C | Vanya and Scales | | | 1900 | 5.9k |
| 550E | Brackets in Implications | | | 2200 | 1.5k |
| 547A | Mike and Frog | | | 2200 | 2.8k |
| 538C | Tourist's Notes | | | 1600 | 6.2k |
| 535C | Tavas and Karafs | | | 1900 | 4k |
| 534B | Covered Path | | | 1400 | 11.5k |
| 533C | Board Game | | | 1700 | 2.5k |
| 526C | Om Nom and Candies | | | 2000 | 2.7k |
| 525B | Pasha and String | | | 1400 | 10.3k |
| 525C | Ilya and Sticks | | | 1600 | 6.1k |
| 520B | Two Buttons | | | 1400 | 64.7k |
| 519C | A and B and Team Training | | | 1300 | 20.8k |
| 518E | Arthur and Questions | | | 2200 | 1.1k |
| 515C | Drazil and Factorial | | | 1400 | 29k |
| 508B | Anton and currency you all know | | | 1300 | 24.2k |
| 500B | New Year Permutation | | | 1600 | 9.7k |
| 500C | New Year Book Reading | | | 1600 | 6.1k |
| 491B | New York Hotel | | | 2100 | 681 |
| 486E | LIS of Sequence | | | 2200 | 2.7k |
| 478B | Random Teams | | | 1300 | 41.9k |
| 476D | Dreamoon and Sets | | | 1900 | 5.1k |
| 471C | MUH and House of Cards | | | 1700 | 3.8k |
| 468A | 24 Game | | | 1500 | 8.6k |
| 449A | Jzzhu and Chocolate | | | 1700 | 4.2k |
| 444A | DZY Loves Physics | | | 1600 | 3.6k |
| 442B | Andrey and Problem | | | 1800 | 6.2k |
| 427E | Police Patrol | | | 2000 | 1.7k |
| 416D | Population Size | | | 2400 | 1.2k |
| 415B | Mashmokh and Tokens | | | 1500 | 6.7k |
| 413C | Jeopardy! | | | 1400 | 2.7k |
| 405D | Toy Sum | | | 1700 | 3.3k |
| 402A | Nuts | | | 1100 | 4.9k |
| 402D | Upgrading Array | | | 1800 | 2.8k |
| 401B | Sereja and Contests | | | 1200 | 4.6k |
| 389A | Fox and Number Game | | | 1000 | 15.1k |
| 385B | Bear and Strings | | | 1200 | 10.9k |
| 371A | K-Periodic Array | | | 1000 | 6.7k |
| 371E | Subway Innovation | | | 2000 | 1.5k |