ID 题目 显示标签 隐藏标签 AC / 尝试 难度
776 P1753A2   Make Nonzero Sum (hard version) 0 / 0 5
774 P1753C   Wish I Knew How to Sort 0 / 0 7
758 P1759E   The Humanoid 0 / 0 5
743 P1761F1   Anti-median (Easy Version) 0 / 0 10
742 P1761F2   Anti-median (Hard Version) 0 / 0 10
735 P1762F   Good Pairs 0 / 0 10
730 P1763D   Valid Bitonic Permutations 0 / 0 8
729 P1763E   Node Pairs 0 / 0 8
728 P1763F   Edge Queries 0 / 0 10
724 P1764D   Doremy's Pegging Game 0 / 0 7
723 P1764E   Doremy's Number Line 0 / 0 9
715 P1765C   Card Guessing 0 / 0 10
712 P1765F   Chemistry Lab 0 / 0 8
701 P1766C   Hamiltonian Wall 0 / 0 4
699 P1766E   Decomposition 0 / 0 8
695 P1767C   Count Binary Strings 0 / 0 7
694 P1767D   Playoff 0 / 0 5
693 P1767E   Algebra Flash 0 / 0 9
686 P1768F   Wonderful Jump 0 / 0 10
681 P1770E   Koxia and Tree 0 / 0 9
680 P1770F   Koxia and Sequence 0 / 0 10
676 P1771B   Hossam and Friends 0 / 0 4
674 P1771D   Hossam and (sub-)palindromic tree 0 / 0 7
673 P1771E   Hossam and a Letter 0 / 0 9
665 P1773G   Game of Questions 0 / 0 10
660 P1773L   Lisa's Sequences 0 / 0 10
657 P1774C   Ice and Fire 0 / 0 4
655 P1774E   Two Chess Pieces 0 / 0 6
652 P1774G   Segment Covering 0 / 0 10
644 P1775F   Laboratory on Pluto 0 / 0 9
642 P1776B   Vittorio Plays with LEGO Bricks 0 / 0 8
639 P1776E   Crossing the Railways 0 / 0 10
633 P1776K   Uniform Chemistry 0 / 0 10
631 P1776M   Parmigiana With Seafood 0 / 0 10
626 P1777D   Score of a Tree 0 / 0 6
620 P1778D   Flexible String Revisit 0 / 0 7
618 P1778F   Maximizing Root 0 / 0 10
614 P1779D   Boris and His Amazing Haircut 0 / 0 5
612 P1779F   Xorcerer's Stones 0 / 0 9
605 P1780F   Three Chairs 0 / 0 8
598 P1781F   Bracket Insertion 0 / 0 10
591 P1783D   Different Arrays 0 / 0 7
584 P1784D   Wooden Spoon 0 / 0 9
583 P1784E   Infinite Game 0 / 0 10
576 P1787C   Remove the Bracket 0 / 0 5
571 P1787H   Codeforces Scoreboard 0 / 0 10
565 P1788E   Sum Over Zero 0 / 0 8
561 P1789C   Serval and Toxel's Arrays 0 / 0 5
559 P1789E   Serval and Music Game 0 / 0 9
558 P1789F   Serval and Brain Power 0 / 0 10
546 P1791E   Negatives and Positives 0 / 0 3
538 P1792E   Divisors and Table 0 / 0 9
537 P1792F1   Graph Coloring (easy version) 0 / 0 10
536 P1792F2   Graph Coloring (hard version) 0 / 0 10
532 P1793D   Moscow Gorillas 0 / 0 6
531 P1793E   Velepin and Marketing 0 / 0 10
526 P1794D   Counting Factorizations 0 / 0 6
525 P1794E   Labeling the Tree with Distances 0 / 0 9
520 P1795E   Explosions? 0 / 0 8
514 P1796D   Maximum Subarray 0 / 0 7
513 P1796E   Colored Subgraphs 0 / 0 9
508 P1797D   Li Hua and Tree 0 / 0 6
501 P1798E   Multitest Generator 0 / 0 8
500 P1798F   Gifts from Grandfather Ahmed 0 / 0 9
496 P1799D1   Hot Start Up (easy version) 0 / 0 6
495 P1799D2   Hot Start Up (hard version) 0 / 0 7
493 P1799F   Halve or Subtract 0 / 0 10
492 P1799G   Count Voting 0 / 0 10
491 P1799H   Tree Cutting 0 / 0 10
479 P1801C   Music Festival 0 / 0 6
478 P1801D   The way home 0 / 0 7
476 P1801F   Another n-dimensional chocolate bar 0 / 0 10
469 P1804D   Accommodation 0 / 0 7
468 P1804E   Routing 0 / 0 9
465 P1804H   Code Lock 0 / 0 10
461 P1805D   A Wide, Wide Graph 0 / 0 6
460 P1805E   There Should Be a Lot of Maximums 0 / 0 8
454 P1806D   DSU Master 0 / 0 9
444 P1807G1   Subsequence Addition (Easy Version) 0 / 0 3
443 P1807G2   Subsequence Addition (Hard Version) 0 / 0 3
440 P1808C   Unlucky Numbers 0 / 0 6
438 P1808E1   Minibuses on Venus (easy version) 0 / 0 8
437 P1808E2   Minibuses on Venus (medium version) 0 / 0 9
436 P1808E3   Minibuses on Venus (hard version) 0 / 0 10
431 P1809E   Two Tanks 0 / 0 9
429 P1809G   Prediction 0 / 0 10
422 P1810G   The Maximum Prefix 0 / 0 10
416 P1811E   Living Sequence 0 / 0 5
414 P1811G1   Vlad and the Nice Paths (easy version) 0 / 0 7
413 P1811G2   Vlad and the Nice Paths (hard version) 0 / 0 8
398 P1814E   Chain Chips 0 / 0 8
393 P1815D   XOR Counting 0 / 0 10
392 P1815E   Bosco and Particle 0 / 0 10
378 P1819C   The Fox and the Complete Tree Traversal 0 / 0 9
377 P1819D   Misha and Apples 0 / 0 10
375 P1819F   Willy-nilly, Crack, Into Release! 0 / 0 10
368 P1821E   Rearrange Brackets 0 / 0 7
367 P1821F   Timber 0 / 0 10
361 P1822F   Gardening Friends 0 / 0 5
354 P1823E   Removing Graph 0 / 0 9

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