| 309272 | CF1654F. Minimal String Xoration | 0 | 0 | 0.000% |
| 309296 | CF1658F. Juju and Binary String | 0 | 0 | 0.000% |
| 309298 | CF1659B. Bit Flipping | 0 | 0 | 0.000% |
| 309305 | CF1660C. Get an Even String | 0 | 47 | 0.000% |
| 309308 | CF1660F1. Promising String (easy version) | 0 | 10 | 0.000% |
| 309309 | CF1660F2. Promising String (hard version) | 0 | 12 | 0.000% |
| 309317 | CF1662B. Toys | 0 | 0 | 0.000% |
| 309336 | CF1663F. In Every Generation... | 0 | 0 | 0.000% |
| 309337 | CF1663G. Six Characters | 0 | 0 | 0.000% |
| 309372 | CF1669E. 2-Letter Strings | 0 | 5 | 0.000% |
| 309377 | CF1670B. Dorms War | 0 | 0 | 0.000% |
| 309382 | CF1671A. String Building | 0 | 0 | 0.000% |
| 309398 | CF1673A. Subtle Substring Subtraction | 0 | 0 | 0.000% |
| 309399 | CF1673B. A Perfectly Balanced String? | 0 | 0 | 0.000% |
| 309406 | CF1674C. Infinite Replacement | 0 | 0 | 0.000% |
| 309415 | CF1675E. Replace With the Previous, Minimize | 0 | 0 | 0.000% |
| 309420 | CF1676C. Most Similar Words | 0 | 11 | 0.000% |
| 309434 | CF1678B1. Tokitsukaze and Good 01-String (easy version) | 0 | 0 | 0.000% |
| 309435 | CF1678B2. Tokitsukaze and Good 01-String (hard version) | 0 | 0 | 0.000% |
| 309444 | CF1679E. Typical Party in Dorm | 0 | 0 | 0.000% |
| 309448 | CF1680C. Binary String | 0 | 0 | 0.000% |
| 309458 | CF1682A. Palindromic Indices | 0 | 0 | 0.000% |
| 309464 | CF1684A. Digit Minimization | 0 | 0 | 0.000% |
| 309473 | CF1685B. Linguistics | 0 | 0 | 0.000% |
| 309481 | CF1686D. Linguistics | 0 | 0 | 0.000% |
| 309492 | CF1688C. Manipulating History | 0 | 0 | 0.000% |
| 309496 | CF1689A. Lex String | 0 | 0 | 0.000% |
| 309506 | CF1690F. Shifting String | 0 | 0 | 0.000% |
| 309510 | CF1691C. Sum of Substrings | 0 | 0 | 0.000% |
| 309529 | CF1694B. Paranoid String | 0 | 0 | 0.000% |
| 309550 | CF1697C. awoo's Favorite Problem | 0 | 0 | 0.000% |
| 309551 | CF1697D. Guess The String | 0 | 0 | 0.000% |
| 309560 | CF1698G. Long Binary String | 0 | 0 | 0.000% |
| 309576 | CF1701E. Text Editor | 0 | 0 | 0.000% |
| 309579 | CF1702B. Polycarp Writes a String from Memory | 0 | 0 | 0.000% |
| 309581 | CF1702D. Not a Cheap String | 0 | 0 | 0.000% |
| 309586 | CF1703A. YES or YES? | 0 | 5 | 0.000% |
| 309588 | CF1703C. Cypher | 0 | 4 | 0.000% |
| 309589 | CF1703D. Double Strings | 0 | 13 | 0.000% |
| 309599 | CF1704G. Mio and Lucky Array | 0 | 0 | 0.000% |
| 309608 | CF1706A. Another String Minimization Problem | 0 | 0 | 0.000% |
| 309628 | CF1709C. Recover an RBS | 0 | 0 | 0.000% |
| 309631 | CF1709F. Multiset of Strings | 0 | 0 | 0.000% |
| 309658 | CF1714D. Color with Occurrences | 0 | 0 | 0.000% |
| 309682 | CF1718B. Fibonacci Strings | 0 | 0 | 0.000% |
| 309692 | CF1719E. Fibonacci Strings | 0 | 0 | 0.000% |
| 309697 | CF1720D1. Xor-Subsequence (easy version) | 0 | 0 | 0.000% |
| 309698 | CF1720D2. Xor-Subsequence (hard version) | 0 | 0 | 0.000% |
| 309704 | CF1721E. Prefix Function Queries | 0 | 0 | 0.000% |
| 309745 | CF1729B. Decode String | 0 | 5 | 0.000% |
| 309746 | CF1729C. Jumping on Tiles | 0 | 8 | 0.000% |
| 309750 | CF1729G. Cut Substrings | 0 | 0 | 0.000% |
| 309754 | CF1730D. Prefixes and Suffixes | 0 | 0 | 0.000% |
| 309784 | CF1735C. Phase Shift | 0 | 0 | 0.000% |
| 309792 | CF1736D. Equal Binary Subsequences | 0 | 0 | 0.000% |
| 309794 | CF1737A. Ela Sorting Books | 0 | 0 | 0.000% |
| 309808 | CF1738H. Palindrome Addicts | 0 | 0 | 0.000% |
| 309814 | CF1739F. Keyboard Design | 0 | 0 | 0.000% |
| 309824 | CF1741A. Compare T-Shirt Sizes | 0 | 0 | 0.000% |
| 309836 | CF1742F. Smaller | 0 | 2 | 0.000% |
| 309866 | CF1748B. Diverse Substrings | 0 | 0 | 0.000% |
| 309878 | CF1750B. Maximum Substring | 0 | 0 | 0.000% |
| 309881 | CF1750E. Bracket Cost | 0 | 0 | 0.000% |
| 309882 | CF1750F. Majority | 0 | 0 | 0.000% |
| 309884 | CF1750H. BinaryStringForces | 0 | 0 | 0.000% |
| 309907 | CF1758A. SSeeeeiinngg DDoouubbllee | 0 | 0 | 0.000% |
| 309913 | CF1759A. Yes-Yes? | 0 | 0 | 0.000% |
| 309921 | CF1760B. Atilla's Favorite Problem | 0 | 21 | 0.000% |
| 309937 | CF1762C. Binary Strings are Fun | 0 | 0 | 0.000% |
| 309964 | CF1765G. Guess the String | 0 | 0 | 0.000% |
| 309980 | CF1767C. Count Binary Strings | 0 | 0 | 0.000% |
| 310009 | CF1771D. Hossam and (sub-)palindromic tree | 0 | 0 | 0.000% |
| 310011 | CF1771F. Hossam and Range Minimum Query | 0 | 0 | 0.000% |
| 310066 | CF1777F. Comfortably Numb | 0 | 0 | 0.000% |
| 310069 | CF1778C. Flexible String | 0 | 0 | 0.000% |
| 310070 | CF1778D. Flexible String Revisit | 0 | 0 | 0.000% |
| 310073 | CF1779A. Hall of Fame | 0 | 0 | 0.000% |
| 310089 | CF1781C. Equal Frequencies | 0 | 0 | 0.000% |
| 310147 | CF1789B. Serval and Inversion Magic | 0 | 0 | 0.000% |
| 310151 | CF1789F. Serval and Brain Power | 0 | 0 | 0.000% |
| 310152 | CF1790A. Polycarp and the Day of Pi | 0 | 0 | 0.000% |
| 310159 | CF1791A. Codeforces Checking | 0 | 0 | 0.000% |
| 310162 | CF1791D. Distinct Split | 0 | 0 | 0.000% |
| 310180 | CF1794A. Prefix and Suffix Array | 0 | 0 | 0.000% |
| 310185 | CF1795A. Two Towers | 0 | 0 | 0.000% |
| 310192 | CF1796A. Typical Interview Problem | 0 | 0 | 0.000% |
| 310193 | CF1796B. Asterisk-Minor Template | 0 | 0 | 0.000% |
| 310200 | CF1799C. Double Lexicographically Minimum | 0 | 0 | 0.000% |
| 310207 | CF1800A. Is It a Cat? | 0 | 0 | 0.000% |
| 310208 | CF1800B. Count the Number of Pairs | 0 | 0 | 0.000% |
| 310211 | CF1800D. Remove Two Letters | 0 | 0 | 0.000% |
| 310234 | CF1801G. A task for substrings | 0 | 0 | 0.000% |
| 310251 | CF1805B. The String Has a Target | 0 | 0 | 0.000% |
| 310266 | CF1807C. Find and Replace | 0 | 0 | 0.000% |
| 310282 | CF1809D. Binary String Sorting | 0 | 0 | 0.000% |
| 310294 | CF1811A. Insert Digit | 0 | 0 | 0.000% |
| 310302 | CF1812A. Are You a Robot? | 0 | 0 | 0.000% |
| 310311 | CF1812J. Unmysterious Language | 0 | 0 | 0.000% |
| 310323 | CF1815E. Bosco and Particle | 0 | 0 | 0.000% |
| 310337 | CF1820A. Yura's New Name | 0 | 0 | 0.000% |