ID Problem Show tags Hide tags AC / Tried Difficulty
1738 codeforces#P1592C  Bakry and Partitioning 0 / 0 5
1732 codeforces#P1593B  Make it Divisible by 25 0 / 0 3
1727 codeforces#P1593F  Red-Black Number 0 / 0 7
1726 codeforces#P1593G  Changing Brackets 0 / 0 8
1722 codeforces#P1594D  The Number of Imposters 0 / 0 5
1720 codeforces#P1594E2  Rubik's Cube Coloring (hard version) 0 / 0 8
1718 codeforces#P1598A  Computer Game 0 / 0 3
1716 codeforces#P1598C  Delete Two Elements 0 / 0 4
1714 codeforces#P1598E  Staircases 0 / 0 7
1713 codeforces#P1598F  RBS 0 / 0 9
1697 codeforces#P1601B  Frog Traveler 0 / 0 6
1696 codeforces#P1601C  Optimal Insertion 0 / 0 8
1695 codeforces#P1601D  Difficult Mountain 0 / 0 10
1694 codeforces#P1601E  Phys Ed Online 0 / 0 10
1688 codeforces#P1603C  Extreme Extension 0 / 0 8
1687 codeforces#P1603D  Artistic Partition 0 / 0 10
1686 codeforces#P1603E  A Perfect Problem 0 / 0 10
1685 codeforces#P1603F  October 18, 2017 0 / 0 10
1677 codeforces#P1605F  PalindORme 0 / 0 10
1672 codeforces#P1606E  Arena 0 / 0 7
1671 codeforces#P1606F  Tree Queries 0 / 0 10
1660 codeforces#P1608C  Game Master 0 / 0 5
1657 codeforces#P1608F  MEX counting 0 / 0 10
1653 codeforces#P1609C  Complex Market Analysis 0 / 0 4
1651 codeforces#P1609E  William The Oblivious 0 / 0 9
1644 codeforces#P1610D  Not Quite Lee 0 / 0 7
1633 codeforces#P1611E2  Escape The Maze (hard version) 0 / 0 6
1626 codeforces#P1612E  Messages 0 / 0 7
1625 codeforces#P1612F  Armor and Weapons 0 / 0 10
1620 codeforces#P1613D  MEX Sequences 0 / 0 6
1615 codeforces#P1614C  Divan and bitwise operations 0 / 0 5
1614 codeforces#P1614D1  Divan and Kostomuksha (easy version) 0 / 0 7
1613 codeforces#P1614D2  Divan and Kostomuksha (hard version) 0 / 0 8
1606 codeforces#P1615F  LEGOndary Grandmaster 0 / 0 10
1600 codeforces#P1616D  Keep the Average High 0 / 0 7
1597 codeforces#P1616G  Just Add an Edge 0 / 0 10
1596 codeforces#P1616H  Keep XOR Low 0 / 0 10
1590 codeforces#P1617E  Christmas Chocolates 0 / 0 10
1586 codeforces#P1618D  Array and Operations 0 / 0 4
1578 codeforces#P1619E  MEX and Increments 0 / 0 5
1572 codeforces#P1620C  BA-String 0 / 0 6
1569 codeforces#P1620F  Bipartite Array 0 / 0 10
1568 codeforces#P1620G  Subsequences Galore 0 / 0 9
1563 codeforces#P1621E  New School 0 / 0 8
1561 codeforces#P1621G  Weighted Increasing Subsequences 0 / 0 10
1543 codeforces#P1624E  Masha-forgetful 0 / 0 7
1538 codeforces#P1625C  Road Optimization 0 / 0 5
1536 codeforces#P1625E1  Cats on the Upgrade (easy version) 0 / 0 9
1532 codeforces#P1626C  Monsters And Spells 0 / 0 5
1529 codeforces#P1626F  A Random Code Problem 0 / 0 10
1525 codeforces#P1627D  Not Adding 0 / 0 6
1524 codeforces#P1627E  Not Escaping 0 / 0 8
1519 codeforces#P1628D1  Game on Sum (Easy Version) 0 / 0 7
1518 codeforces#P1628D2  Game on Sum (Hard Version) 0 / 0 9
1511 codeforces#P1630C  Paint the Middle 0 / 0 8
1510 codeforces#P1630D  Flipping Range 0 / 0 9
1506 codeforces#P1631B  Fun with Even Subarrays 0 / 0 3
1503 codeforces#P1632C  Strange Test 0 / 0 5
1496 codeforces#P1633D  Make Them Equal 0 / 0 5
1484 codeforces#P1635D  Infinite Set 0 / 0 6
1480 codeforces#P1637B  MEX and Array 0 / 0 3
1478 codeforces#P1637D  Yet Another Minimization Problem 0 / 0 6
1476 codeforces#P1637F  Towers 0 / 0 9
1446 codeforces#P1644C  Increase Subarray Sums 0 / 0 4
1440 codeforces#P1646C  Factorials and Powers of Two 0 / 0 5
1439 codeforces#P1646D  Weight the Tree 0 / 0 7
1438 codeforces#P1646E  Power Board 0 / 0 8
1433 codeforces#P1647D  Madoka and the Best School in Russia 0 / 0 6
1431 codeforces#P1647F  Madoka and Laziness 0 / 0 10
1427 codeforces#P1648D  Serious Business 0 / 0 10
1417 codeforces#P1650F  Vitaly and Advanced Useless Algorithms 0 / 0 8
1416 codeforces#P1650G  Counting Shortcuts 0 / 0 7
1402 codeforces#P1654H  Three Minimums 0 / 0 10
1388 codeforces#P1657E  Star MST 0 / 0 8
1381 codeforces#P1658E  Gojou and Matrix Game 0 / 0 9
1377 codeforces#P1659C  Line Empire 0 / 0 5
1371 codeforces#P1660C  Get an Even String 0 / 0 4
1365 codeforces#P1661B  Getting Zero 0 / 0 4
1362 codeforces#P1661E  Narrow Components 0 / 0 9
1358 codeforces#P1662C  European Trip 0 / 0 (None)
1354 codeforces#P1662G  Gastronomic Event 0 / 0 (None)
1349 codeforces#P1662L  Il Derby della Madonnina 0 / 0 (None)
1342 codeforces#P1663D  Is it rated - 3 0 / 0 (None)
1327 codeforces#P1666F  Fancy Stack 0 / 0 8
1323 codeforces#P1666J  Job Lookup 0 / 0 7
1319 codeforces#P1667B  Optimal Partition 0 / 0 7
1317 codeforces#P1667D  Edge Elimination 0 / 0 10
1316 codeforces#P1667E  Centroid Probabilities 0 / 0 10
1299 codeforces#P1670F  Jee, You See? 0 / 0 9
1294 codeforces#P1671E  Preorder 0 / 0 7
1293 codeforces#P1671F  Permutation Counting 0 / 0 10
1280 codeforces#P1673C  Palindrome Basis 0 / 0 5
1270 codeforces#P1674G  Remove Directed Edges 0 / 0 7
1264 codeforces#P1675F  Vlad and Unfinished Business 0 / 0 6
1263 codeforces#P1675G  Sorting Pancakes 0 / 0 8
1256 codeforces#P1676G  White-Black Balanced Subtrees 0 / 0 4
1253 codeforces#P1677A  Tokitsukaze and Strange Inequality 0 / 0 5
1250 codeforces#P1677D  Tokitsukaze and Permutations 0 / 0 9
1248 codeforces#P1677F  Tokitsukaze and Gems 0 / 0 10
1245 codeforces#P1678B2  Tokitsukaze and Good 01-String (hard version) 0 / 0 6

Categories

Lucky

Pick a problem randomly based on the current filter.