| 302804 | CF543E. Listening to Music | 0 | 0 | 0.000% |
| 302820 | CF547A. Mike and Frog | 0 | 0 | 0.000% |
| 302821 | CF547B. Mike and Feet | 0 | 0 | 0.000% |
| 302822 | CF547C. Mike and Foam | 0 | 0 | 0.000% |
| 302823 | CF547D. Mike and Fish | 0 | 0 | 0.000% |
| 302824 | CF547E. Mike and Friends | 0 | 0 | 0.000% |
| 302853 | CF553A. Kyoya and Colored Balls | 0 | 0 | 0.000% |
| 302854 | CF553B. Kyoya and Permutation | 0 | 0 | 0.000% |
| 302855 | CF553C. Love Triangles | 0 | 0 | 0.000% |
| 302856 | CF553D. Nudist Beach | 0 | 0 | 0.000% |
| 302857 | CF553E. Kyoya and Train | 0 | 0 | 0.000% |
| 302863 | CF555A. Case of Matryoshkas | 0 | 0 | 0.000% |
| 302864 | CF555B. Case of Fugitive | 0 | 0 | 0.000% |
| 302865 | CF555C. Case of Chocolate | 0 | 0 | 0.000% |
| 302866 | CF555D. Case of a Top Secret | 0 | 0 | 0.000% |
| 302867 | CF555E. Case of Computer Network | 0 | 0 | 0.000% |
| 302883 | CF559A. Gerald's Hexagon | 0 | 0 | 0.000% |
| 302884 | CF559B. Equivalent Strings | 0 | 0 | 0.000% |
| 302885 | CF559C. Gerald and Giant Chess | 0 | 0 | 0.000% |
| 302886 | CF559D. Randomizer | 0 | 0 | 0.000% |
| 302887 | CF559E. Gerald and Path | 0 | 0 | 0.000% |
| 302913 | CF568A. Primes or Palindromes? | 0 | 0 | 0.000% |
| 302914 | CF568B. Symmetric and Transitive | 0 | 0 | 0.000% |
| 302915 | CF568C. New Language | 0 | 0 | 0.000% |
| 302916 | CF568D. Sign Posts | 0 | 0 | 0.000% |
| 302917 | CF568E. Longest Increasing Subsequence | 0 | 0 | 0.000% |
| 302928 | CF571A. Lengthening Sticks | 0 | 0 | 0.000% |
| 302929 | CF571B. Minimization | 0 | 0 | 0.000% |
| 302930 | CF571C. CNF 2 | 0 | 0 | 0.000% |
| 302931 | CF571D. Campus | 0 | 0 | 0.000% |
| 302932 | CF571E. Geometric Progressions | 0 | 0 | 0.000% |
| 302938 | CF573A. Bear and Poker | 0 | 0 | 0.000% |
| 302939 | CF573B. Bear and Blocks | 0 | 0 | 0.000% |
| 302940 | CF573C. Bear and Drawing | 0 | 0 | 0.000% |
| 302941 | CF573D. Bear and Cavalry | 0 | 0 | 0.000% |
| 302942 | CF573E. Bear and Bowling | 0 | 0 | 0.000% |
| 302957 | CF576A. Vasya and Petya's Game | 0 | 0 | 0.000% |
| 302958 | CF576B. Invariance of Tree | 0 | 0 | 0.000% |
| 302959 | CF576C. Points on Plane | 0 | 0 | 0.000% |
| 302960 | CF576D. Flights for Regular Customers | 0 | 0 | 0.000% |
| 302961 | CF576E. Painting Edges | 0 | 0 | 0.000% |
| 302967 | CF578A. A Problem about Polyline | 0 | 0 | 0.000% |
| 302968 | CF578B. "Or" Game | 0 | 0 | 0.000% |
| 302969 | CF578C. Weakness and Poorness | 0 | 0 | 0.000% |
| 302970 | CF578D. LCS Again | 0 | 0 | 0.000% |
| 302971 | CF578E. Walking! | 0 | 0 | 0.000% |
| 302972 | CF578F. Mirror Box | 0 | 0 | 0.000% |
| 302990 | CF582A. GCD Table | 0 | 6 | 0.000% |
| 302991 | CF582B. Once Again... | 0 | 0 | 0.000% |
| 302992 | CF582C. Superior Periodic Subarrays | 0 | 0 | 0.000% |
| 302993 | CF582D. Number of Binominal Coefficients | 0 | 0 | 0.000% |
| 302994 | CF582E. Boolean Function | 0 | 0 | 0.000% |
| 303005 | CF585A. Gennady the Dentist | 0 | 0 | 0.000% |
| 303006 | CF585B. Phillip and Trains | 0 | 0 | 0.000% |
| 303007 | CF585C. Alice, Bob, Oranges and Apples | 0 | 0 | 0.000% |
| 303008 | CF585D. Lizard Era: Beginning | 0 | 0 | 0.000% |
| 303009 | CF585E. Present for Vitalik the Philatelist | 0 | 0 | 0.000% |
| 303010 | CF585F. Digits of Number Pi | 0 | 0 | 0.000% |
| 303017 | CF587A. Duff and Weight Lifting | 0 | 0 | 0.000% |
| 303018 | CF587B. Duff in Beach | 0 | 0 | 0.000% |
| 303019 | CF587C. Duff in the Army | 0 | 0 | 0.000% |
| 303020 | CF587D. Duff in Mafia | 0 | 0 | 0.000% |
| 303021 | CF587E. Duff as a Queen | 0 | 0 | 0.000% |
| 303022 | CF587F. Duff is Mad | 0 | 0 | 0.000% |
| 303029 | CF590A. Median Smoothing | 0 | 0 | 0.000% |
| 303030 | CF590B. Chip 'n Dale Rescue Rangers | 0 | 0 | 0.000% |
| 303031 | CF590C. Three States | 0 | 0 | 0.000% |
| 303032 | CF590D. Top Secret Task | 0 | 0 | 0.000% |
| 303033 | CF590E. Birthday | 0 | 0 | 0.000% |
| 303049 | CF594A. Warrior and Archer | 0 | 0 | 0.000% |
| 303050 | CF594B. Max and Bike | 0 | 0 | 0.000% |
| 303051 | CF594C. Edo and Magnets | 0 | 0 | 0.000% |
| 303052 | CF594D. REQ | 0 | 0 | 0.000% |
| 303053 | CF594E. Cutting the Line | 0 | 0 | 0.000% |
| 303084 | CF601A. The Two Routes | 0 | 0 | 0.000% |
| 303085 | CF601B. Lipshitz Sequence | 0 | 0 | 0.000% |
| 303086 | CF601C. Kleofáš and the n-thlon | 0 | 0 | 0.000% |
| 303087 | CF601D. Acyclic Organic Compounds | 0 | 0 | 0.000% |
| 303088 | CF601E. A Museum Robbery | 0 | 0 | 0.000% |
| 303094 | CF603A. Alternative Thinking | 0 | 0 | 0.000% |
| 303095 | CF603B. Moodular Arithmetic | 0 | 0 | 0.000% |
| 303096 | CF603C. Lieges of Legendre | 0 | 0 | 0.000% |
| 303097 | CF603D. Ruminations on Ruminants | 0 | 0 | 0.000% |
| 303098 | CF603E. Pastoral Oddities | 0 | 0 | 0.000% |
| 303104 | CF605A. Sorting Railway Cars | 0 | 0 | 0.000% |
| 303105 | CF605B. Lazy Student | 0 | 0 | 0.000% |
| 303106 | CF605C. Freelancer's Dreams | 0 | 0 | 0.000% |
| 303107 | CF605D. Board Game | 0 | 0 | 0.000% |
| 303108 | CF605E. Intergalaxy Trips | 0 | 0 | 0.000% |
| 303114 | CF607A. Chain Reaction | 0 | 0 | 0.000% |
| 303115 | CF607B. Zuma | 0 | 0 | 0.000% |
| 303116 | CF607C. Marbles | 0 | 0 | 0.000% |
| 303117 | CF607D. Power Tree | 0 | 0 | 0.000% |
| 303118 | CF607E. Cross Sum | 0 | 0 | 0.000% |
| 303149 | CF613A. Peter and Snow Blower | 0 | 0 | 0.000% |
| 303150 | CF613B. Skills | 0 | 0 | 0.000% |
| 303151 | CF613C. Necklace | 0 | 0 | 0.000% |
| 303152 | CF613D. Kingdom and its Cities | 0 | 0 | 0.000% |
| 303153 | CF613E. Puzzle Lover | 0 | 0 | 0.000% |
| 303199 | CF623A. Graph and String | 0 | 0 | 0.000% |