| 175F | Gnomes of Might and Magic | | | 3000 | 77 |
| 174A | Problem About Equation | | | 1100 | 3.4k |
| 174B | File List | | | 1400 | 2.5k |
| 174C | Range Increments | | | 1800 | 1.3k |
| 173A | Rock-Paper-Scissors | | | 1300 | 2.5k |
| 173B | Chamber of Secrets | | | 1800 | 4.1k |
| 173C | Spiral Maximum | | | 1900 | 1.1k |
| 173D | Deputies | | | 2500 | 314 |
| 173E | Camping Groups | | | 2600 | 767 |
| 172A | Phone Code | | | 800 | 8.2k |
| 172B | Pseudorandom Sequence Period | | | 1200 | 3.2k |
| 172C | Bus | | | 1500 | 1.3k |
| 172D | Calendar Reform | | | 1500 | 1.5k |
| 172E | BHTML+BCSS | | | 2200 | 306 |
| 171A | Mysterious numbers - 1 | | | 1200 | 5.1k |
| 171B | Star | | | 1300 | 4.9k |
| 171C | A Piece of Cake | | | 2000 | 1.2k |
| 171D | Broken checker | | | 1300 | 2.8k |
| 171E | MYSTERIOUS LANGUAGE | | | 2000 | 1.6k |
| 171F | ucyhf | | | 1600 | 1.5k |
| 171G | Mysterious numbers - 2 | | | 1600 | 1.1k |
| 171H | A polyline | | | 1700 | 340 |
| 169A | Chores | | | 800 | 8.3k |
| 169B | Replacing Digits | | | 1100 | 3.8k |
| 168A | Wizards and Demonstration | | | 900 | 11.6k |
| 168B | Wizards and Minimal Spell | | | 1700 | 1.3k |
| 167A | Wizards and Trolleybuses | | | 1600 | 2.2k |
| 167B | Wizards and Huge Prize | | | 1800 | 2.5k |
| 167C | Wizards and Numbers | | | 2300 | 769 |
| 167D | Wizards and Roads | | | 3000 | 303 |
| 167E | Wizards and Bets | | | 2900 | 727 |
| 166A | Rank List | | | 1100 | 21.4k |
| 166B | Polygons | | | 2100 | 3.2k |
| 166C | Median | | | 1500 | 7.6k |
| 166D | Shoe Store | | | 2500 | 418 |
| 166E | Tetrahedron | | | 1500 | 26.3k |
| 165A | Supercentral Point | | | 1000 | 26.6k |
| 165B | Burning Midnight Oil | | | 1500 | 23.7k |
| 165C | Another Problem on Strings | | | 1600 | 14.1k |
| 165D | Beard Graph | | | 2100 | 2k |
| 165E | Compatible Numbers | | | 2200 | 9.9k |
| 164A | Variable, or There and Back Again | | | 1700 | 1.2k |
| 164B | Ancient Berland Hieroglyphs | | | 2000 | 556 |
| 164C | Machine Programming | | | 2400 | 1k |
| 164D | Minimum Diameter | | | 3100 | 373 |
| 164E | Polycarpus and Tasks | | | 3100 | 129 |
| 163A | Substring and Subsequence | | | 1700 | 3k |
| 163B | Lemmings | | | 2000 | 1.2k |
| 163C | Conveyor | | | 2100 | 633 |
| 163D | Large Refrigerator | | | 2900 | 588 |
| 163E | e-Government | | | 2800 | 2.3k |
| 162A | Pentagonal numbers | | | 1100 | 846 |
| 162B | Binary notation | | | 1800 | 328 |
| 162C | Prime factorization | | | 1800 | 1.4k |
| 162D | Remove digits | | | 1900 | 233 |
| 162E | HQ9+ | | | 1800 | 187 |
| 162F | Factorial zeros | | | 1800 | 232 |
| 162G | Non-decimal sum | | | 2000 | 90 |
| 162H | Alternating case | | | 1800 | 227 |
| 162I | Truncatable primes | | | 2000 | 97 |
| 162J | Brackets | | | 1800 | 104 |
| 161A | Dress'em in Vests! | | | 1300 | 5.5k |
| 161B | Discounts | | | 1700 | 2.1k |
| 161C | Abracadabra | | | 2400 | 713 |
| 161D | Distance in Tree | | | 1800 | 20k |
| 161E | Polycarpus the Safecracker | | | 2500 | 528 |
| 160A | Twins | | | 900 | 148.3k |
| 160B | Unlucky Ticket | | | 1100 | 15.8k |
| 160C | Find Pair | | | 1700 | 3.8k |
| 160D | Edges in MST | | | 2300 | 3.5k |
| 160E | Buses and People | | | 2400 | 714 |
| 159A | Friends or Not | | | 1400 | 2.7k |
| 159B | Matchmaker | | | 1100 | 4.2k |
| 159C | String Manipulation 1.0 | | | 1400 | 3.2k |
| 159D | Palindrome pairs | | | 1500 | 4.7k |
| 159E | Zebra Tower | | | 1700 | 1.1k |
| 158A | Next Round | | | 800 | 331.1k |
| 158B | Taxi | | | 1100 | 106.4k |
| 158C | Cd and pwd commands | | | 1400 | 10.6k |
| 158D | Ice Sculptures | | | 1300 | 6.5k |
| 158E | Phone Talks | | | 1900 | 1.5k |
| 157A | Game Outcome | | | 800 | 8.7k |
| 157B | Trace | | | 1000 | 14.3k |
| 156A | Message | | | 1700 | 3.3k |
| 156B | Suspects | | | 1600 | 2.5k |
| 156C | Cipher | | | 2000 | 2.7k |
| 156D | Clues | | | 2500 | 2.2k |
| 156E | Mrs. Hudson's Pancakes | | | 3000 | 239 |
| 155A | I_love_\%username\% | | | 800 | 95.8k |
| 155B | Combination | | | 1100 | 11k |
| 154A | Hometask | | | 1600 | 4.4k |
| 154B | Colliders | | | 1600 | 6.3k |
| 154C | Double Profiles | | | 2300 | 3.5k |
| 154D | Flatland Fencing | | | 2400 | 522 |
| 154E | Martian Colony | | | 3000 | 123 |
| 153A | A + B | | | 1600 | 953 |
| 153B | Binary notation | | | 1800 | 169 |
| 153C | Caesar Cipher | | | 2200 | 416 |
| 153D | Date Change | | | 2000 | 91 |
| 153E | Euclidean Distance | | | 2100 | 85 |