| 300471 | CF90B. African Crossword | 0 | 0 | 0.000% |
| 300505 | CF97A. Domino | 0 | 0 | 0.000% |
| 300506 | CF97B. Superset | 0 | 0 | 0.000% |
| 300507 | CF97C. Winning Strategy | 0 | 0 | 0.000% |
| 300508 | CF97D. Robot in Basement | 0 | 0 | 0.000% |
| 300509 | CF97E. Leaders | 0 | 0 | 0.000% |
| 300520 | CF100A. Carpeting the Room | 0 | 0 | 0.000% |
| 300540 | CF103A. Testing Pants for Sadness | 0 | 0 | 0.000% |
| 300546 | CF104B. Testing Pants for Sadness | 0 | 0 | 0.000% |
| 300575 | CF110A. Nearly Lucky Number | 0 | 0 | 0.000% |
| 300576 | CF110B. Lucky String | 0 | 0 | 0.000% |
| 300577 | CF110C. Lucky Sum of Digits | 0 | 0 | 0.000% |
| 300578 | CF110D. Lucky Probability | 0 | 0 | 0.000% |
| 300579 | CF110E. Lucky Tree | 0 | 0 | 0.000% |
| 300580 | CF111A. Petya and Inequiations | 0 | 0 | 0.000% |
| 300581 | CF111B. Petya and Divisors | 0 | 0 | 0.000% |
| 300582 | CF111C. Petya and Spiders | 0 | 0 | 0.000% |
| 300583 | CF111D. Petya and Coloring | 0 | 0 | 0.000% |
| 300584 | CF111E. Petya and Rectangle | 0 | 0 | 0.000% |
| 300585 | CF112A. Petya and Strings | 0 | 0 | 0.000% |
| 300586 | CF112B. Petya and Square | 0 | 0 | 0.000% |
| 300587 | CF112C. Petya and Inequiations | 0 | 0 | 0.000% |
| 300588 | CF112D. Petya and Divisors | 0 | 0 | 0.000% |
| 300589 | CF112E. Petya and Spiders | 0 | 0 | 0.000% |
| 300590 | CF113A. Grammar Lessons | 0 | 0 | 0.000% |
| 300591 | CF113B. Petr# | 0 | 0 | 0.000% |
| 300592 | CF113C. Double Happiness | 0 | 0 | 0.000% |
| 300593 | CF113D. Museum | 0 | 0 | 0.000% |
| 300594 | CF113E. Sleeping | 0 | 0 | 0.000% |
| 300595 | CF114A. Cifera | 0 | 0 | 0.000% |
| 300596 | CF114B. PFAST Inc. | 0 | 0 | 0.000% |
| 300597 | CF114C. Grammar Lessons | 0 | 0 | 0.000% |
| 300598 | CF114D. Petr# | 0 | 0 | 0.000% |
| 300599 | CF114E. Double Happiness | 0 | 0 | 0.000% |
| 300600 | CF115A. Party | 0 | 0 | 0.000% |
| 300601 | CF115B. Lawnmower | 0 | 0 | 0.000% |
| 300602 | CF115C. Plumber | 0 | 0 | 0.000% |
| 300603 | CF115D. Unambiguous Arithmetic Expression | 0 | 0 | 0.000% |
| 300604 | CF115E. Linear Kingdom Races | 0 | 0 | 0.000% |
| 300605 | CF116A. Tram | 0 | 0 | 0.000% |
| 300606 | CF116B. Little Pigs and Wolves | 0 | 0 | 0.000% |
| 300607 | CF116C. Party | 0 | 0 | 0.000% |
| 300608 | CF116D. Lawnmower | 0 | 0 | 0.000% |
| 300609 | CF116E. Plumber | 0 | 0 | 0.000% |
| 300610 | CF117A. Elevator | 0 | 0 | 0.000% |
| 300611 | CF117B. Very Interesting Game | 0 | 0 | 0.000% |
| 300612 | CF117C. Cycle | 0 | 0 | 0.000% |
| 300613 | CF117D. Not Quick Transformation | 0 | 0 | 0.000% |
| 300614 | CF117E. Tree or not Tree | 0 | 0 | 0.000% |
| 300615 | CF118A. String Task | 0 | 0 | 0.000% |
| 300616 | CF118B. Present from Lena | 0 | 0 | 0.000% |
| 300617 | CF118C. Fancy Number | 0 | 0 | 0.000% |
| 300618 | CF118D. Caesar's Legions | 0 | 0 | 0.000% |
| 300619 | CF118E. Bertown roads | 0 | 0 | 0.000% |
| 300620 | CF119A. Epic Game | 0 | 0 | 0.000% |
| 300621 | CF119B. Before Exam | 0 | 0 | 0.000% |
| 300622 | CF119C. Education Reform | 0 | 0 | 0.000% |
| 300623 | CF119D. String Transformation | 0 | 0 | 0.000% |
| 300624 | CF119E. Alternative Reality | 0 | 0 | 0.000% |
| 300625 | CF120A. Elevator | 0 | 0 | 0.000% |
| 300626 | CF120B. Quiz League | 0 | 0 | 0.000% |
| 300627 | CF120C. Winnie-the-Pooh and honey | 0 | 0 | 0.000% |
| 300628 | CF120D. Three Sons | 0 | 0 | 0.000% |
| 300629 | CF120E. Put Knight! | 0 | 0 | 0.000% |
| 300630 | CF120F. Spiders | 0 | 0 | 0.000% |
| 300631 | CF120G. Boom | 0 | 0 | 0.000% |
| 300632 | CF120H. Brevity is Soul of Wit | 0 | 0 | 0.000% |
| 300633 | CF120I. Luck is in Numbers | 0 | 0 | 0.000% |
| 300634 | CF120J. Minimum Sum | 0 | 0 | 0.000% |
| 300635 | CF121A. Lucky Sum | 0 | 0 | 0.000% |
| 300642 | CF122C. Lucky Sum | 0 | 0 | 0.000% |
| 300718 | CF136B. Ternary Logic | 0 | 0 | 0.000% |
| 300811 | CF155B. Combination | 0 | 0 | 0.000% |
| 300815 | CF156A. Message | 0 | 0 | 0.000% |
| 300816 | CF156B. Suspects | 0 | 0 | 0.000% |
| 300817 | CF156C. Cipher | 0 | 0 | 0.000% |
| 300818 | CF156D. Clues | 0 | 0 | 0.000% |
| 300819 | CF156E. Mrs. Hudson's Pancakes | 0 | 0 | 0.000% |
| 300820 | CF157A. Game Outcome | 0 | 0 | 0.000% |
| 300821 | CF157B. Trace | 0 | 0 | 0.000% |
| 300822 | CF157C. Message | 0 | 0 | 0.000% |
| 300823 | CF157D. Suspects | 0 | 0 | 0.000% |
| 300824 | CF157E. Cipher | 0 | 0 | 0.000% |
| 300826 | CF158B. Taxi | 0 | 0 | 0.000% |
| 300831 | CF159B. Matchmaker | 0 | 0 | 0.000% |
| 300835 | CF160A. Twins | 0 | 0 | 0.000% |
| 300836 | CF160B. Unlucky Ticket | 0 | 0 | 0.000% |
| 300837 | CF160C. Find Pair | 0 | 0 | 0.000% |
| 300838 | CF160D. Edges in MST | 0 | 0 | 0.000% |
| 300839 | CF160E. Buses and People | 0 | 0 | 0.000% |
| 300845 | CF162A. Pentagonal numbers | 0 | 0 | 0.000% |
| 300865 | CF165A. Supercentral Point | 0 | 0 | 0.000% |
| 300866 | CF165B. Burning Midnight Oil | 0 | 0 | 0.000% |
| 300867 | CF165C. Another Problem on Strings | 0 | 0 | 0.000% |
| 300868 | CF165D. Beard Graph | 0 | 0 | 0.000% |
| 300869 | CF165E. Compatible Numbers | 0 | 0 | 0.000% |
| 300870 | CF166A. Rank List | 0 | 0 | 0.000% |
| 300871 | CF166B. Polygons | 0 | 0 | 0.000% |
| 300872 | CF166C. Median | 0 | 0 | 0.000% |
| 300873 | CF166D. Shoe Store | 0 | 0 | 0.000% |