| CF1616E | CF1616E Lexicographically Small Enough |
| CF1616G | CF1616G Just Add an Edge |
| CF1620C | CF1620C BA-String |
| CF1620D | CF1620D Exact Change |
| CF1620E | CF1620E Replace the Numbers |
| CF1621H | CF1621H Trains and Airplanes |
| CF1625E1 | CF1625E1 Cats on the Upgrade (easy version) |
| CF1625E2 | CF1625E2 Cats on the Upgrade (hard version) |
| CF1627D | CF1627D Not Adding |
| CF1627E | CF1627E Not Escaping |
| CF1628D1 | CF1628D1 Game on Sum (Easy Version) |
| CF1628D2 | CF1628D2 Game on Sum (Hard Version) |
| CF1630F | CF1630F Making It Bipartite |
| CF1633D | CF1633D Make Them Equal |
| CF1633E | CF1633E Spanning Tree Queries |
| CF1635E | CF1635E Cars |
| CF1637D | CF1637D Yet Another Minimization Problem |
| CF1637E | CF1637E Best Pair |
| CF1637F | CF1637F Towers |
| CF1637G | CF1637G Birthday |
| CF1637H | CF1637H Minimize Inversions Number |
| CF1638E | CF1638E Colorful Operations |
| CF1638F | CF1638F Two Posters |
| CF163E | CF163E e-Government |
| CF1641D | CF1641D Two Arrays |
| CF1646D | CF1646D Weight the Tree |
| CF1654G | CF1654G Snowy Mountain |
| CF1658E | CF1658E Gojou and Matrix Game |
| CF1659F | CF1659F Tree and Permutation Game |
| CF165E | CF165E Compatible Numbers |
| CF1661C | CF1661C Water the Trees |
| CF1661D | CF1661D Progressions Covering |
| CF1662E | CF1662E Round Table |
| CF1662J | CF1662J Training Camp |
| CF1665E | CF1665E MinimizOR |
| CF1671E | CF1671E Preorder |
| CF1671F | CF1671F Permutation Counting |
| CF1675G | CF1675G Sorting Pancakes |
| CF1679F | CF1679F Formalism for Formalism |
| CF167E | CF167E Wizards and Bets |
| CF1680D | CF1680D Dog Walking |
| CF1680E | CF1680E Moving Chips |
| CF1681E | CF1681E Labyrinth Adventures |
| CF1682F | CF1682F MCMF? |
| CF1684D | CF1684D Traps |
| CF1685D2 | CF1685D2 Permutation Weight (Hard Version) |
| CF1687E | CF1687E Become Big For Me |
| CF1687F | CF1687F Koishi's Unconscious Permutation |
| CF1689C | CF1689C Infected Tree |
| CF1691F | CF1691F K-Set Tree |
| CF16E | CF16E Fish |
| CF1701E | CF1701E Text Editor |
| CF1702G1 | CF1702G1 Passable Paths (easy version) |
| CF1702G2 | CF1702G2 Passable Paths (hard version) |
| CF1703G | CF1703G Good Key, Bad Key |
| CF1704D | CF1704D Magical Array |
| CF1705F | CF1705F Mark and the Online Exam |
| CF1707C | CF1707C DFS Trees |
| CF1707D | CF1707D Partial Virtual Trees |
| CF1707E | CF1707E Replace |
| CF1709C | CF1709C Recover an RBS |
| CF1709D | CF1709D Rorororobot |
| CF1709F | CF1709F Multiset of Strings |
| CF1710C | CF1710C XOR Triangle |
| CF1710E | CF1710E Two Arrays |
| CF1714G | CF1714G Path Prefixes |
| CF1715E | CF1715E Long Way Home |
| CF1716F | CF1716F Bags with Balls |
| CF1720D2 | CF1720D2 Xor-Subsequence (hard version) |
| CF1721E | CF1721E Prefix Function Queries |
| CF1728D | CF1728D Letter Picking |
| CF1728E | CF1728E Red-Black Pepper |
| CF1732E | CF1732E Location |
| CF1737E | CF1737E Ela Goes Hiking |
| CF1739D | CF1739D Reset K Edges |
| CF173B | CF173B Chamber of Secrets |
| CF173E | CF173E Camping Groups |
| CF1741G | CF1741G Kirill and Company |
| CF1744E2 | CF1744E2 Divisible Numbers (hard version) |
| CF1744F | CF1744F MEX vs MED |
| CF1748E | CF1748E Yet Another Array Counting Problem |
| CF1758F | CF1758F Decent Division |
| CF1762D | CF1762D GCD Queries |
| CF1762F | CF1762F Good Pairs |
| CF1762G | CF1762G Unequal Adjacent Elements |
| CF1763D | CF1763D Valid Bitonic Permutations |
| CF1764D | CF1764D Doremy's Pegging Game |
| CF1768F | CF1768F Wonderful Jump |
| CF176E | CF176E Archaeology |
| CF1770C | CF1770C Koxia and Number Theory |
| CF1770H | CF1770H Koxia, Mahiru and Winter Festival |
| CF1771D | CF1771D Hossam and (sub-)palindromic tree |
| CF1774H | CF1774H Maximum Permutation |
| CF1776D | CF1776D Teamwork |
| CF1781D | CF1781D Many Perfect Squares |
| CF1787C | CF1787C Remove the Bracket |
| CF1787H | CF1787H Codeforces Scoreboard |
| CF1791G2 | CF1791G2 Teleporters (Hard Version) |
| CF1792D | CF1792D Fixed Prefix Permutations |
| CF1792E | CF1792E Divisors and Table |
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