| 2189D1 | Little String (Easy Version) | | | 1900 | 4.2k |
| 2189D2 | Little String (Hard Version) | | | 2200 | 2.1k |
| 2189F | Zhora the Vacuum Cleaner | | | 2800 | 254 |
| 2187B | Shortest Statement Ever | | | 1800 | 5.6k |
| 2187D | Cool Problem | | | 2600 | 707 |
| 2187E | Doors and Keys | | | 3500 | 356 |
| 2187F2 | Al Fine (Counting Version) | | | 3500 | 88 |
| 2185H | BattleCows 2 | | | 2500 | 752 |
| 2184C | Huge Pile | | | 1100 | 23k |
| 2184D | Unfair Game | | | 1600 | 10.1k |
| 2184F | Cherry Tree | | | 1900 | 4.2k |
| 2183E | LCM is Legendary Counting Master | | | 2100 | 3k |
| 2183F | Jumping Man | | | 2500 | 1.2k |
| 2183H | Minimise Cost | | | 3500 | 169 |
| 2182C | Production of Snowmen | | | 1200 | 16.3k |
| 2182D | Christmas Tree Decoration | | | 1600 | 9.4k |
| 2182F1 | Christmas Reindeer (easy version) | | | 2300 | 1.3k |
| 2182G | Short Garland | | | 2800 | 383 |
| 2181G | Greta's Game | | | 2400 | 679 |
| 2181J | Jinx or Jackpot | | | 2300 | 744 |
| 2181M | Medical Parity | | | 1700 | 3.7k |
| 2180C | XOR-factorization | | | 1900 | 6.7k |
| 2180D | Insolvable Disks | | | 1900 | 4.4k |
| 2180E | No Effect XOR | | | 2300 | 1.8k |
| 2180F1 | Control Car (Easy Version) | | | 2800 | 431 |
| 2180F2 | Control Car (Hard Version) | | | 3200 | 244 |
| 2179B | Blackslex and Showering | | | 800 | 29.1k |
| 2179H | Blackslex and Plants | | | 2200 | 1.4k |
| 2178B | Impost or Sus | | | 900 | 22.4k |
| 2178C | First or Second | | | 1200 | 16.5k |
| 2178G | deCH OR Dations | | | 2800 | 630 |
| 2178I | Numbers or Fireworks | | | 3300 | 265 |
| 2176D | Fibonacci Paths | | | 1800 | 6.1k |
| 2176E | Remove at the lowest cost | | | 2400 | 1.3k |
| 2176F | Omega Numbers | | | 2400 | 1.6k |
| 2174B | Wishing Cards | | | 1900 | 4.2k |
| 2174D | Secret Message | | | 3400 | 317 |
| 2174F | Mosaic Tree | | | 2800 | 508 |
| 2173B | Niko's Tactical Cards | | | 1100 | 18.8k |
| 2173D | Taiga's Carry Chains | | | 1900 | 3.8k |
| 2172D | Divisor Card Game | | | 3100 | 114 |
| 2172L | Maximum Color Segment | | | 2300 | 843 |
| 2171D | Rae Taylor and Trees (easy version) | | | 1400 | 12.3k |
| 2171F | Rae Taylor and Trees (hard version) | | | 1600 | 7.6k |
| 2171H | Shiori Miyagi and Maximum Array Score | | | 2400 | 1.1k |
| 2170E | Binary Strings and Blocks | | | 2100 | 2.4k |
| 2170F | Build XOR on a Segment | | | 2600 | 834 |
| 2169C | Range Operation | | | 1300 | 13.4k |
| 2169E | Points Selection | | | 2400 | 1.1k |
| 2169F | Subsequence Problem | | | 2700 | 353 |
| 2167F | Tree, TREE!!! | | | 1600 | 7.6k |
| 2167G | Mukhammadali and the Smooth Array | | | 1600 | 11.5k |
| 2165B | Marble Council | | | 1900 | 5.8k |
| 2165E | Rainbow Branch | | | 3200 | 416 |
| 2164F1 | Chain Prefix Rank (Easy Version) | | | 2600 | 1.3k |
| 2164F2 | Chain Prefix Rank (Hard Version) | | | 2900 | 648 |
| 2163C | Monopati | | | 1500 | 9.6k |
| 2162H | Beautiful Problem | | | 2900 | 339 |
| 2161D | Locked Out | | | 2100 | 2.9k |
| 2159B | Rectangles | | | 2100 | 3.4k |
| 2159D1 | Inverse Minimum Partition (Easy Version) | | | 2500 | 1.7k |
| 2159D2 | Inverse Minimum Partition (Hard Version) | | | 3200 | 419 |
| 2158C | Annoying Game | | | 1400 | 11.8k |
| 2157E | Adjusting Drones | | | 1900 | 4.6k |
| 2157G | Isaac's Queries | | | 2800 | 672 |
| 2157I | Hyper Smawk Bros | | | 3500 | 182 |
| 2156E | Best Time to Buy and Sell Stock | | | 2500 | 1k |
| 2154F2 | Bombing (Hard Version) | | | 3300 | 195 |
| 2153D | Not Alone | | | 1800 | 6.6k |
| 2152H1 | Victorious Coloring (Easy Version) | | | 2900 | 1.8k |
| 2150C | Limited Edition Shop | | | 2100 | 3.7k |
| 2150D | Attraction Theory | | | 2700 | 1k |
| 2147C | Rabbits | | | 1500 | 11.3k |
| 2146F | Bubble Sort | | | 2900 | 332 |
| 2145D | Inversion Value of a Permutation | | | 1800 | 7k |
| 2145F | Long Journey | | | 2500 | 1.1k |
| 2145G | Cost of Coloring | | | 2900 | 642 |
| 2144C | Non-Descending Arrays | | | 1300 | 15.7k |
| 2144D | Price Tags | | | 1800 | 7.4k |
| 2144E1 | Looking at Towers (easy version) | | | 2200 | 2.7k |
| 2144E2 | Looking at Towers (difficult version) | | | 2500 | 1.5k |
| 2144F | Bracket Groups | | | 2700 | 1.1k |
| 2143D1 | Inversion Graph Coloring (Easy Version) | | | 1800 | 6.8k |
| 2143D2 | Inversion Graph Coloring (Hard Version) | | | 2200 | 3k |
| 2141E | Perfect Cut | | | 2100 | 262 |
| 2140E1 | Prime Gaming (Easy Version) | | | 2200 | 2.2k |
| 2140E2 | Prime Gaming (Hard Version) | | | 2500 | 1.3k |
| 2138C1 | Maple and Tree Beauty (Easy Version) | | | 1800 | 5.7k |
| 2138C2 | Maple and Tree Beauty (Hard Version) | | | 2000 | 3.6k |
| 2137G | Cry Me a River | | | 2200 | 2k |
| 2135A | Against the Difference | | | 1200 | 20.2k |
| 2135E1 | Beyond the Palindrome (Easy Version) | | | 3300 | 808 |
| 2135E2 | Beyond the Palindrome (Hard Version) | | | 3500 | 188 |
| 2134E | Power Boxes | | | 2300 | 2.5k |
| 2134F | Permutation Oddness | | | 2900 | 708 |
| 2133D | Chicken Jockey | | | 1900 | 7.8k |
| 2133E | I Yearned For The Mines | | | 2500 | 1.8k |
| 2133F | Flint and Steel | | | 3000 | 489 |
| 2132D | From 1 to Infinity | | | 1600 | 9.2k |
| 2131G | Wafu! | | | 2000 | 3.9k |