| 301615 | CF306A. Candies | 0 | 0 | 0.000% |
| 301616 | CF306B. Optimizer | 0 | 0 | 0.000% |
| 301617 | CF306C. White, Black and White Again | 0 | 0 | 0.000% |
| 301618 | CF306D. Polygon | 0 | 0 | 0.000% |
| 301629 | CF311A. The Closest Pair | 0 | 0 | 0.000% |
| 301633 | CF311E. Biologist | 0 | 0 | 0.000% |
| 301634 | CF312A. Whose sentence is it? | 0 | 0 | 0.000% |
| 301636 | CF312C. The Closest Pair | 0 | 0 | 0.000% |
| 301644 | CF314A. Sereja and Contest | 0 | 0 | 0.000% |
| 301645 | CF314B. Sereja and Periods | 0 | 0 | 0.000% |
| 301647 | CF314D. Sereja and Straight Lines | 0 | 0 | 0.000% |
| 301651 | CF315C. Sereja and Contest | 0 | 0 | 0.000% |
| 301652 | CF315D. Sereja and Periods | 0 | 0 | 0.000% |
| 301669 | CF316G1. Good Substrings | 0 | 0 | 0.000% |
| 301670 | CF316G2. Good Substrings | 0 | 0 | 0.000% |
| 301671 | CF316G3. Good Substrings | 0 | 0 | 0.000% |
| 301678 | CF318B. Strings of Power | 0 | 0 | 0.000% |
| 301684 | CF319C. Kalila and Dimna in the Logging Industry | 0 | 0 | 0.000% |
| 301685 | CF319D. Have You Ever Heard About the Word? | 0 | 0 | 0.000% |
| 301691 | CF320E. Kalila and Dimna in the Logging Industry | 0 | 0 | 0.000% |
| 301702 | CF323A. Black-and-White Cube | 0 | 0 | 0.000% |
| 301703 | CF323B. Tournament-graph | 0 | 0 | 0.000% |
| 301704 | CF323C. Two permutations | 0 | 0 | 0.000% |
| 301717 | CF325A. Square and Rectangles | 0 | 0 | 0.000% |
| 301718 | CF325B. Stadium and Games | 0 | 0 | 0.000% |
| 301719 | CF325C. Monsters and Diamonds | 0 | 0 | 0.000% |
| 301720 | CF325D. Reclamation | 0 | 0 | 0.000% |
| 301721 | CF325E. The Red Button | 0 | 0 | 0.000% |
| 301722 | CF326A. Banana | 0 | 0 | 0.000% |
| 301723 | CF326B. Palindrome | 0 | 0 | 0.000% |
| 301724 | CF326C. More Reclamation | 0 | 0 | 0.000% |
| 301725 | CF326D. Rectangles and Square | 0 | 0 | 0.000% |
| 301726 | CF326E. Counting Skyscrapers | 0 | 0 | 0.000% |
| 301727 | CF326F. Buy One, Get One Free | 0 | 0 | 0.000% |
| 301733 | CF328A. IQ Test | 0 | 0 | 0.000% |
| 301734 | CF328B. Sheldon and Ice Pieces | 0 | 0 | 0.000% |
| 301736 | CF329B. Biridian Forest | 0 | 0 | 0.000% |
| 301737 | CF329C. Graph Reconstruction | 0 | 0 | 0.000% |
| 301741 | CF330B. Road Construction | 0 | 0 | 0.000% |
| 301743 | CF330D. Biridian Forest | 0 | 0 | 0.000% |
| 301744 | CF330E. Graph Reconstruction | 0 | 0 | 0.000% |
| 301759 | CF332C. Students' Revenge | 0 | 0 | 0.000% |
| 301765 | CF333D. Characteristics of Rectangles | 0 | 0 | 0.000% |
| 301772 | CF335A. Banana | 0 | 0 | 0.000% |
| 301773 | CF335B. Palindrome | 0 | 0 | 0.000% |
| 301774 | CF335C. More Reclamation | 0 | 0 | 0.000% |
| 301775 | CF335D. Rectangles and Square | 0 | 0 | 0.000% |
| 301776 | CF335E. Counting Skyscrapers | 0 | 0 | 0.000% |
| 301777 | CF335F. Buy One, Get One Free | 0 | 0 | 0.000% |
| 301781 | CF336D. Vasily the Bear and Beautiful Strings | 0 | 0 | 0.000% |
| 301793 | CF339A. Helpful Maths | 0 | 0 | 0.000% |
| 301800 | CF340C. Tourist Problem | 0 | 0 | 0.000% |
| 301803 | CF341A. Tourist Problem | 0 | 0 | 0.000% |
| 301813 | CF343A. Rational Resistance | 0 | 0 | 0.000% |
| 301817 | CF343E. Pumping Stations | 0 | 0 | 0.000% |
| 301820 | CF344C. Rational Resistance | 0 | 0 | 0.000% |
| 301828 | CF345F. Superstitions Inspection | 0 | 0 | 0.000% |
| 301829 | CF345G. Suffix Subgroup | 0 | 0 | 0.000% |
| 301831 | CF346B. Lucky Common Subsequence | 0 | 0 | 0.000% |
| 301838 | CF347D. Lucky Common Subsequence | 0 | 0 | 0.000% |
| 301871 | CF354B. Game with Strings | 0 | 0 | 0.000% |
| 301878 | CF355D. Game with Strings | 0 | 0 | 0.000% |
| 301884 | CF356E. Xenia and String Problem | 0 | 0 | 0.000% |
| 301885 | CF357A. Group of Students | 0 | 0 | 0.000% |
| 301891 | CF358B. Dima and Text Messages | 0 | 0 | 0.000% |
| 301902 | CF360C. Levko and Strings | 0 | 0 | 0.000% |
| 301909 | CF361E. Levko and Strings | 0 | 0 | 0.000% |
| 301911 | CF362B. Petya and Staircases | 0 | 0 | 0.000% |
| 301931 | CF366B. Dima and To-do List | 0 | 0 | 0.000% |
| 301946 | CF369B. Valera and Contest | 0 | 0 | 0.000% |
| 301986 | CF377B. Preparing for the Contest | 0 | 0 | 0.000% |
| 301993 | CF378D. Preparing for the Contest | 0 | 0 | 0.000% |
| 302008 | CF381B. Sereja and Stairs | 0 | 0 | 0.000% |
| 302013 | CF382B. Number Busters | 0 | 0 | 0.000% |
| 302028 | CF385B. Bear and Strings | 0 | 0 | 0.000% |
| 302032 | CF386A. Second-Price Auction | 0 | 0 | 0.000% |
| 302033 | CF386B. Fly, freebies, fly! | 0 | 0 | 0.000% |
| 302034 | CF386C. Diverse Substrings | 0 | 0 | 0.000% |
| 302035 | CF386D. Game with Points | 0 | 0 | 0.000% |
| 302039 | CF387D. George and Interesting Graph | 0 | 0 | 0.000% |
| 302065 | CF391F1. Stock Trading | 0 | 0 | 0.000% |
| 302066 | CF391F2. Stock Trading | 0 | 0 | 0.000% |
| 302067 | CF391F3. Stock Trading | 0 | 0 | 0.000% |
| 302072 | CF392E. Deleting Substrings | 0 | 0 | 0.000% |
| 302078 | CF394A. Counting Sticks | 0 | 0 | 0.000% |
| 302082 | CF394E. Lightbulb for Minister | 0 | 0 | 0.000% |
| 302096 | CF398D. Instant Messanger | 0 | 0 | 0.000% |
| 302109 | CF401B. Sereja and Contests | 0 | 0 | 0.000% |
| 302117 | CF402E. Strictly Positive Matrix | 0 | 0 | 0.000% |
| 302120 | CF403C. Strictly Positive Matrix | 0 | 0 | 0.000% |
| 302125 | CF404C. Restore Graph | 0 | 0 | 0.000% |
| 302141 | CF407D. Largest Submatrix 3 | 0 | 0 | 0.000% |
| 302148 | CF409A. The Great Game | 0 | 0 | 0.000% |
| 302149 | CF409B. Mysterious Language | 0 | 0 | 0.000% |
| 302150 | CF409C. Magnum Opus | 0 | 0 | 0.000% |
| 302151 | CF409D. Big Data | 0 | 0 | 0.000% |
| 302152 | CF409E. Dome | 0 | 0 | 0.000% |
| 302153 | CF409F. 000001 | 0 | 0 | 0.000% |
| 302154 | CF409G. On a plane | 0 | 0 | 0.000% |
| 302155 | CF409H. A + B Strikes Back | 0 | 0 | 0.000% |