| 310338 | CF1820B. JoJo's Incredible Adventures | 0 | 0 | 0.000% |
| 310348 | CF1817F. Entangled Substrings | 0 | 0 | 0.000% |
| 310357 | CF1821C. Tear It Apart | 0 | 0 | 0.000% |
| 310359 | CF1821E. Rearrange Brackets | 0 | 0 | 0.000% |
| 310365 | CF1822E. Making Anti-Palindromes | 0 | 0 | 0.000% |
| 310372 | CF1823D. Unique Palindromes | 0 | 0 | 0.000% |
| 310381 | CF1825A. LuoTianyi and the Palindrome String | 0 | 0 | 0.000% |
| 310396 | CF1827C. Palindrome Partition | 0 | 0 | 0.000% |
| 310405 | CF1828E. Palindrome Partition | 0 | 0 | 0.000% |
| 310407 | CF1829A. Love Story | 0 | 10 | 0.000% |
| 310417 | CF1830C. Hyperregular Bracket Strings | 0 | 0 | 0.000% |
| 310425 | CF1831E. Hyperregular Bracket Strings | 0 | 0 | 0.000% |
| 310427 | CF1832A. New Palindrome | 0 | 0 | 0.000% |
| 310434 | CF1833A. Musical Puzzle | 0 | 5 | 0.000% |
| 310443 | CF1834C. Game with Reversing | 0 | 0 | 0.000% |
| 310460 | CF1837B. Comparison String | 0 | 0 | 0.000% |
| 310461 | CF1837C. Best Binary String | 0 | 0 | 0.000% |
| 310468 | CF1838D. Bracket Walk | 0 | 0 | 0.000% |
| 310476 | CF1840A. Cipher Shifer | 0 | 0 | 0.000% |
| 310486 | CF1841C. Ranom Numbers | 0 | 0 | 0.000% |
| 310509 | CF1844D. Row Major | 0 | 0 | 0.000% |
| 310517 | CF1845C. Strong Password | 0 | 0 | 0.000% |
| 310522 | CF1846B. Rudolph and Tic-Tac-Toe | 0 | 0 | 0.000% |
| 310532 | CF1847D. Professor Higashikata | 0 | 0 | 0.000% |
| 310543 | CF1849C. Binary String Copying | 0 | 0 | 0.000% |
| 310549 | CF1850C. Word on the Paper | 0 | 5 | 0.000% |
| 310560 | CF1851F. Lisa and the Martians | 0 | 0 | 0.000% |
| 310613 | CF1860A. Not a Substring | 0 | 0 | 0.000% |
| 310616 | CF1860D. Balanced String | 0 | 0 | 0.000% |
| 310620 | CF1861B. Two Binary Strings | 0 | 0 | 0.000% |
| 310621 | CF1861C. Queries for the Array | 0 | 0 | 0.000% |
| 310625 | CF1862A. Gift Carpet | 0 | 0 | 0.000% |
| 310642 | CF1864B. Swap and Reverse | 0 | 0 | 0.000% |
| 310664 | CF1867B. XOR Palindromes | 0 | 0 | 0.000% |
| 310748 | CF1881A. Don't Try to Count | 0 | 1 | 0.000% |
| 310754 | CF1881G. Anya and the Mysterious String | 0 | 2 | 0.000% |
| 310762 | CF1883B. Chemistry | 0 | 0 | 0.000% |
| 310777 | CF1886C. Decreasing String | 0 | 0 | 0.000% |
| 310788 | CF1888A. Chemistry | 0 | 0 | 0.000% |
| 310795 | CF1889A. Qingshan Loves Strings 2 | 0 | 0 | 0.000% |
| 310803 | CF1890B. Qingshan Loves Strings | 0 | 0 | 0.000% |
| 310804 | CF1890C. Qingshan Loves Strings 2 | 0 | 0 | 0.000% |
| 310820 | CF1894A. Secret Sport | 0 | 0 | 0.000% |
| 310833 | CF1896B. AB Flipping | 0 | 0 | 0.000% |
| 310841 | CF1898A. Milica and String | 0 | 0 | 0.000% |
| 310845 | CF1898E. Sofia and Strings | 0 | 0 | 0.000% |
| 310854 | CF1900A. Cover in Water | 0 | 0 | 0.000% |
| 310870 | CF1902E. Collapsing Strings | 0 | 0 | 0.000% |
| 310888 | CF1905C. Largest Subsequence | 0 | 0 | 0.000% |
| 310906 | CF1907B. YetnotherrokenKeoard | 0 | 13 | 0.000% |
| 310907 | CF1907C. Removal of Unattractive Pairs | 0 | 9 | 0.000% |
| 310919 | CF1909G. Pumping Lemma | 0 | 0 | 0.000% |
| 310938 | CF1911G. Median String | 0 | 0 | 0.000% |
| 310953 | CF1913B. Swap and Delete | 0 | 0 | 0.000% |
| 310957 | CF1913F. Palindromic Problem | 0 | 0 | 0.000% |
| 310958 | CF1914A. Problemsolving Log | 0 | 0 | 0.000% |
| 310970 | CF1915D. Unnatural Language Processing | 0 | 2 | 0.000% |
| 310984 | CF1917B. Erase First or Second Letter | 0 | 0 | 0.000% |
| 311009 | CF1920E. Counting Binary Strings | 0 | 0 | 0.000% |
| 311019 | CF1922A. Tricky Template | 0 | 0 | 0.000% |
| 311030 | CF1923F. Shrink-Reverse | 0 | 0 | 0.000% |
| 311031 | CF1924A. Did We Get Everything Covered? | 0 | 0 | 0.000% |
| 311037 | CF1925A. We Got Everything Covered! | 0 | 0 | 0.000% |
| 311039 | CF1925C. Did We Get Everything Covered? | 0 | 0 | 0.000% |
| 311050 | CF1927A. Make it White | 0 | 0 | 0.000% |
| 311051 | CF1927B. Following the String | 0 | 0 | 0.000% |
| 311072 | CF1930D1. Sum over all Substrings (Easy Version) | 0 | 0 | 0.000% |
| 311073 | CF1930D2. Sum over all Substrings (Hard Version) | 0 | 0 | 0.000% |
| 311079 | CF1931A. Recovering a Small String | 0 | 1 | 0.000% |
| 311106 | CF1935A. Entertainment in MAC | 0 | 0 | 0.000% |
| 311147 | CF1941C. Rudolf and the Ugly String | 0 | 1 | 0.000% |
| 311162 | CF1943B. Non-Palindromic Substring | 0 | 0 | 0.000% |
| 311172 | CF1944D. Non-Palindromic Substring | 0 | 0 | 0.000% |
| 311193 | CF1948D. Tandem Repeats? | 0 | 0 | 0.000% |
| 311212 | CF1950E. Nearly Shortest Repeating Substring | 0 | 7 | 0.000% |
| 311214 | CF1950G. Shuffling Songs | 0 | 14 | 0.000% |
| 311219 | CF1951E. No Palindromes | 0 | 0 | 0.000% |
| 311224 | CF1952A. Are You a Robot, Again? | 0 | 0 | 0.000% |
| 311225 | CF1952B. Is it stated? | 0 | 0 | 0.000% |
| 311231 | CF1952H. Palindrome | 0 | 0 | 0.000% |
| 311240 | CF1954F. Unique Strings | 0 | 0 | 0.000% |
| 311274 | CF1959B. Compare T-Shirt Sizes | 0 | 0 | 0.000% |
| 311275 | CF1959C. Count the Number of Pairs | 0 | 0 | 0.000% |
| 311277 | CF1959E. Jumping on Tiles | 0 | 0 | 0.000% |
| 311283 | CF1965C. Folding Strip | 0 | 0 | 0.000% |
| 311307 | CF1968G1. Division + LCP (easy version) | 0 | 0 | 0.000% |
| 311308 | CF1968G2. Division + LCP (hard version) | 0 | 0 | 0.000% |
| 311324 | CF1970D1. Arithmancy (Easy) | 0 | 0 | 0.000% |
| 311337 | CF1971B. Different String | 0 | 6 | 0.000% |
| 311338 | CF1971C. Clock and Strings | 0 | 3 | 0.000% |
| 311339 | CF1971D. Binary Cut | 0 | 8 | 0.000% |
| 311358 | CF1974B. Symmetric Encoding | 0 | 6 | 0.000% |
| 311370 | CF1975G. Zimpha Fan Club | 0 | 0 | 0.000% |
| 311371 | CF1975H. 378QAQ and Core | 0 | 0 | 0.000% |
| 311373 | CF1976A. Verify Password | 0 | 0 | 0.000% |
| 311387 | CF1979D. Fixing a Binary String | 0 | 0 | 0.000% |
| 311397 | CF1980G. Yasya and the Mysterious Tree | 0 | 0 | 0.000% |
| 400086 | GYM100030 H The Longest Good Substring | 0 | 0 | 0.000% |
| 400150 | GYM100078 G Given a string... | 0 | 0 | 0.000% |
| 400399 | GYM100162 F Longest Two Graphs Common String | 0 | 0 | 0.000% |