| 916A | Jamie and Alarm Snooze | | | 900 | 9.7k |
| 916B | Jamie and Binary Sequence (changed after round) | | | 2000 | 2k |
| 916C | Jamie and Interesting Graph | | | 1600 | 5.6k |
| 916D | Jamie and To-do List | | | 2200 | 596 |
| 916E | Jamie and Tree | | | 2400 | 2.2k |
| 915A | Garden | | | 900 | 16.1k |
| 915B | Browser | | | 1300 | 8.4k |
| 915C | Permute Digits | | | 1700 | 7.6k |
| 915D | Almost Acyclic Graph | | | 2200 | 4.2k |
| 915E | Physical Education Lessons | | | 2300 | 5.8k |
| 915F | Imbalance Value of a Tree | | | 2400 | 3.2k |
| 915G | Coprime Arrays | | | 2300 | 1.5k |
| 914A | Perfect Squares | | | 900 | 15.9k |
| 914B | Conan and Agasa play a Card Game | | | 1200 | 9.1k |
| 914C | Travelling Salesman and Special Numbers | | | 1800 | 4.3k |
| 914D | Bash and a Tough Math Puzzle | | | 1900 | 6.6k |
| 914E | Palindromes in a Tree | | | 2400 | 2k |
| 914F | Substrings in a String | | | 3000 | 2.6k |
| 914G | Sum the Fibonacci | | | 2600 | 1.3k |
| 914H | Ember and Storm's Tree Game | | | 3400 | 322 |
| 913A | Modular Exponentiation | | | 900 | 24.5k |
| 913B | Christmas Spruce | | | 1200 | 19.9k |
| 913C | Party Lemonade | | | 1600 | 8.5k |
| 913D | Too Easy Problems | | | 1800 | 5.2k |
| 913E | Logical Expression | | | 2400 | 907 |
| 913F | Strongly Connected Tournament | | | 2800 | 818 |
| 913G | Power Substring | | | 3200 | 268 |
| 913H | Don't Exceed | | | 3400 | 209 |
| 912A | Tricky Alchemy | | | 800 | 14.5k |
| 912B | New Year's Eve | | | 1300 | 14.2k |
| 912C | Perun, Ult! | | | 2500 | 623 |
| 912D | Fishes | | | 2100 | 2.2k |
| 912E | Prime Gift | | | 2400 | 2.1k |
| 911A | Nearest Minimums | | | 1100 | 12.4k |
| 911B | Two Cakes | | | 1200 | 12.9k |
| 911C | Three Garlands | | | 1400 | 7.4k |
| 911D | Inversion Counting | | | 1800 | 5.2k |
| 911E | Stack Sorting | | | 2000 | 2.9k |
| 911F | Tree Destruction | | | 2400 | 2.4k |
| 911G | Mass Change Queries | | | 2500 | 4k |
| 910A | The Way to Home | | | 800 | 14.3k |
| 910B | Door Frames | | | 1600 | 1.9k |
| 910C | Minimum Sum | | | 1700 | 2.2k |
| 909A | Generate Login | | | 1000 | 10.4k |
| 909B | Segments | | | 1300 | 6.8k |
| 909C | Python Indentation | | | 1800 | 5.5k |
| 909D | Colorful Points | | | 2100 | 2.2k |
| 909E | Coprocessor | | | 1900 | 2.6k |
| 909F | AND-permutations | | | 2500 | 679 |
| 908A | New Year and Counting Cards | | | 800 | 16k |
| 908B | New Year and Buggy Bot | | | 1200 | 8.1k |
| 908C | New Year and Curling | | | 1500 | 7.3k |
| 908D | New Year and Arbitrary Arrangement | | | 2200 | 2.7k |
| 908E | New Year and Entity Enumeration | | | 2500 | 871 |
| 908F | New Year and Rainbow Roads | | | 2400 | 1.6k |
| 908G | New Year and Original Order | | | 2800 | 1.7k |
| 908H | New Year and Boolean Bridges | | | 3100 | 629 |
| 907A | Masha and Bears | | | 1300 | 6k |
| 907B | Tic-Tac-Toe | | | 1400 | 4.4k |
| 906A | Shockers | | | 1600 | 4.4k |
| 906B | Seating of Students | | | 2200 | 1.3k |
| 906C | Party | | | 2400 | 1.6k |
| 906D | Power Tower | | | 2700 | 2.8k |
| 906E | Reverses | | | 3300 | 583 |
| 903A | Hungry Student Problem | | | 900 | 15.6k |
| 903B | The Modcrab | | | 1200 | 8.2k |
| 903C | Boxes Packing | | | 1200 | 23.3k |
| 903D | Almost Difference | | | 2200 | 4.7k |
| 903E | Swapping Characters | | | 2200 | 1.6k |
| 903F | Clear The Matrix | | | 2200 | 796 |
| 903G | Yet Another Maxflow Problem | | | 2700 | 762 |
| 902A | Visiting a Friend | | | 1100 | 10.3k |
| 902B | Coloring a Tree | | | 1200 | 12.1k |
| 901A | Hashing Trees | | | 1500 | 5.4k |
| 901B | GCD of Polynomials | | | 2200 | 1.7k |
| 901C | Bipartite Segments | | | 2300 | 1.3k |
| 901D | Weighting a Tree | | | 2700 | 673 |
| 901E | Cyclic Cipher | | | 3300 | 107 |
| 900A | Find Extra One | | | 800 | 15.1k |
| 900B | Position in Fraction | | | 1300 | 8.4k |
| 900C | Remove Extra One | | | 1700 | 5k |
| 900D | Unusual Sequences | | | 2000 | 3.9k |
| 900E | Maximum Questions | | | 2100 | 1.4k |
| 899A | Splitting in Teams | | | 800 | 11.2k |
| 899B | Months and Years | | | 1200 | 6.5k |
| 899C | Dividing the numbers | | | 1300 | 9.1k |
| 899D | Shovel Sale | | | 1800 | 3.3k |
| 899E | Segments Removal | | | 2000 | 3.6k |
| 899F | Letters Removing | | | 2100 | 2.1k |
| 898A | Rounding | | | 800 | 17.7k |
| 898B | Proper Nutrition | | | 1100 | 10.8k |
| 898C | Phone Numbers | | | 1400 | 5.9k |
| 898D | Alarm Clock | | | 1600 | 4.6k |
| 898E | Squares and not squares | | | 1600 | 4.9k |
| 898F | Restoring the Expression | | | 2300 | 1.5k |
| 897A | Scarborough Fair | | | 800 | 15.2k |
| 897B | Chtholly's request | | | 1300 | 7.6k |
| 896A | Nephren gives a riddle | | | 1700 | 3.9k |
| 896B | Ithea Plays With Chtholly | | | 2000 | 2.3k |
| 896C | Willem, Chtholly and Seniorious | | | 2600 | 4.6k |