| 302904 | CF566E. Restoring Map | 0 | 0 | 0.000% |
| 302926 | CF570D. Tree Requests | 0 | 0 | 0.000% |
| 302931 | CF571D. Campus | 0 | 0 | 0.000% |
| 302940 | CF573C. Bear and Drawing | 0 | 0 | 0.000% |
| 302947 | CF574E. Bear and Drawing | 0 | 0 | 0.000% |
| 302949 | CF575B. Bribes | 0 | 0 | 0.000% |
| 302958 | CF576B. Invariance of Tree | 0 | 0 | 0.000% |
| 302965 | CF577D. Invariance of Tree | 0 | 0 | 0.000% |
| 302972 | CF578F. Mirror Box | 0 | 0 | 0.000% |
| 302981 | CF580C. Kefa and Park | 0 | 0 | 0.000% |
| 302989 | CF581F. Zublicanes and Mumocrates | 0 | 0 | 0.000% |
| 303019 | CF587C. Duff in the Army | 0 | 0 | 0.000% |
| 303027 | CF588E. Duff in the Army | 0 | 0 | 0.000% |
| 303042 | CF592D. Super M | 0 | 0 | 0.000% |
| 303047 | CF593D. Happy Tree Party | 0 | 0 | 0.000% |
| 303062 | CF596D. Wilbur and Trees | 0 | 0 | 0.000% |
| 303077 | CF599E. Sandy and Nuts | 0 | 0 | 0.000% |
| 303082 | CF600E. Lomsat gelral | 0 | 0 | 0.000% |
| 303087 | CF601D. Acyclic Organic Compounds | 0 | 0 | 0.000% |
| 303098 | CF603E. Pastoral Oddities | 0 | 0 | 0.000% |
| 303117 | CF607D. Power Tree | 0 | 0 | 0.000% |
| 303128 | CF609E. Minimum spanning tree for each edge | 0 | 0 | 0.000% |
| 303142 | CF611H. New Year and Forgotten Tree | 0 | 0 | 0.000% |
| 303152 | CF613D. Kingdom and its Cities | 0 | 0 | 0.000% |
| 303154 | CF614A. Link/Cut Tree | 0 | 0 | 0.000% |
| 303161 | CF615C. Running Track | 0 | 0 | 0.000% |
| 303178 | CF618D. Hamiltonian Spanning Tree | 0 | 0 | 0.000% |
| 303186 | CF620E. New Year Tree | 0 | 0 | 0.000% |
| 303187 | CF620F. Xors on Segments | 0 | 0 | 0.000% |
| 303197 | CF622E. Ants in Leaves | 0 | 0 | 0.000% |
| 303224 | CF627D. Preorder Test | 0 | 0 | 0.000% |
| 303226 | CF627F. Island Puzzle | 0 | 0 | 0.000% |
| 303237 | CF629E. Famil Door and Roads | 0 | 0 | 0.000% |
| 303266 | CF632F. Magic Matrix | 0 | 0 | 0.000% |
| 303272 | CF633F. The Chocolate Spree | 0 | 0 | 0.000% |
| 303273 | CF633G. Yash And Trees | 0 | 0 | 0.000% |
| 303294 | CF638C. Road Improvement | 0 | 0 | 0.000% |
| 303297 | CF639B. Bear and Forgotten Tree 3 | 0 | 0 | 0.000% |
| 303301 | CF639F. Bear and Chemistry | 0 | 0 | 0.000% |
| 303322 | CF643E. Bear and Destroying Subtrees | 0 | 0 | 0.000% |
| 303353 | CF650E. Clockwork Bomb | 0 | 0 | 0.000% |
| 303363 | CF652E. Pursuit For Artifacts | 0 | 0 | 0.000% |
| 303369 | CF653E. Bear and Forgotten Tree 2 | 0 | 0 | 0.000% |
| 303386 | CF657A. Bear and Forgotten Tree 3 | 0 | 0 | 0.000% |
| 303390 | CF657E. Bear and Chemistry | 0 | 0 | 0.000% |
| 303393 | CF658C. Bear and Forgotten Tree 3 | 0 | 0 | 0.000% |
| 303436 | CF665E. Beautiful Subarrays | 0 | 0 | 0.000% |
| 303486 | CF674E. Bear and Destroying Subtrees | 0 | 0 | 0.000% |
| 303492 | CF675D. Tree Construction | 0 | 0 | 0.000% |
| 303502 | CF677D. Vanya and Treasure | 0 | 0 | 0.000% |
| 303523 | CF681D. Gifts by the List | 0 | 0 | 0.000% |
| 303527 | CF682C. Alyona and the Tree | 0 | 0 | 0.000% |
| 303542 | CF685B. Kay and Snowflake | 0 | 0 | 0.000% |
| 303549 | CF686D. Kay and Snowflake | 0 | 0 | 0.000% |
| 303573 | CF690C2. Brain Network (medium) | 0 | 0 | 0.000% |
| 303574 | CF690C3. Brain Network (hard) | 0 | 0 | 0.000% |
| 303580 | CF690F1. Tree of Life (easy) | 0 | 0 | 0.000% |
| 303581 | CF690F2. Tree of Life (medium) | 0 | 0 | 0.000% |
| 303582 | CF690F3. Tree of Life (hard) | 0 | 0 | 0.000% |
| 303596 | CF696A. Lorenzo Von Matterhorn | 0 | 0 | 0.000% |
| 303597 | CF696B. Puzzles | 0 | 0 | 0.000% |
| 303600 | CF696E. ...Wait for it... | 0 | 0 | 0.000% |
| 303604 | CF697C. Lorenzo Von Matterhorn | 0 | 0 | 0.000% |
| 303609 | CF698B. Fix a Tree | 0 | 0 | 0.000% |
| 303617 | CF699D. Fix a Tree | 0 | 0 | 0.000% |
| 303621 | CF700B. Connecting Universities | 0 | 0 | 0.000% |
| 303629 | CF701E. Connecting Universities | 0 | 0 | 0.000% |
| 303646 | CF704E. Iron Man | 0 | 0 | 0.000% |
| 303655 | CF706D. Vasiliy's Multiset | 0 | 0 | 0.000% |
| 303664 | CF708C. Centroids | 0 | 0 | 0.000% |
| 303671 | CF709E. Centroids | 0 | 0 | 0.000% |
| 303680 | CF711C. Coloring Trees | 0 | 0 | 0.000% |
| 303700 | CF715C. Digit Tree | 0 | 0 | 0.000% |
| 303707 | CF716E. Digit Tree | 0 | 0 | 0.000% |
| 303719 | CF718D. Andrew and Chemistry | 0 | 0 | 0.000% |
| 303739 | CF722D. Generating Sets | 0 | 0 | 0.000% |
| 303747 | CF723F. st-Spanning Tree | 0 | 0 | 0.000% |
| 303753 | CF724F. Uniformly Branched Trees | 0 | 0 | 0.000% |
| 303754 | CF724G. Xor-matic Number of the Graph | 0 | 0 | 0.000% |
| 303761 | CF725G. Messages on a Tree | 0 | 0 | 0.000% |
| 303803 | CF733F. Drivers Dissatisfaction | 0 | 0 | 0.000% |
| 303808 | CF734E. Anton and Tree | 0 | 0 | 0.000% |
| 303814 | CF735E. Ostap and Tree | 0 | 0 | 0.000% |
| 303817 | CF736C. Ostap and Tree | 0 | 0 | 0.000% |
| 303833 | CF739B. Alyona and a tree | 0 | 0 | 0.000% |
| 303840 | CF740D. Alyona and a tree | 0 | 0 | 0.000% |
| 303845 | CF741D. Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths | 0 | 0 | 0.000% |
| 303855 | CF743D. Chloe and pleasant prizes | 0 | 0 | 0.000% |
| 303873 | CF746G. New Roads | 0 | 0 | 0.000% |
| 303885 | CF748F. Santa Clauses and a Soccer Championship | 0 | 0 | 0.000% |
| 303896 | CF750F. New Year and Finding Roots | 0 | 0 | 0.000% |
| 303897 | CF750G. New Year and Binary Tree Paths | 0 | 0 | 0.000% |
| 303906 | CF752F. Santa Clauses and a Soccer Championship | 0 | 0 | 0.000% |
| 303914 | CF754E. Dasha and cyclic table | 0 | 0 | 0.000% |
| 303917 | CF755C. PolandBall and Forest | 0 | 0 | 0.000% |
| 303934 | CF757G. Can Bash Save the Day? | 0 | 0 | 0.000% |
| 303939 | CF758E. Broken Tree | 0 | 0 | 0.000% |
| 303957 | CF761E. Dasha and Puzzle | 0 | 0 | 0.000% |
| 303964 | CF762F. Tree nesting | 0 | 0 | 0.000% |
| 303965 | CF763A. Timofey and a tree | 0 | 0 | 0.000% |