ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4 P1800E1   Unforgivable Curse (easy version) 0 / 0 (无)
3 P1800E2   Unforgivable Curse (hard version) 0 / 0 (无)
3779 P1801B   Buying gifts 0 / 0 (无)
3778 P1801C   Music Festival 0 / 0 (无)
3777 P1801D   The way home 0 / 0 (无)
3773 P1802A   Likes 0 / 0 (无)
3772 P1802B   Settlement of Guinea Pigs 0 / 0 (无)
3771 P1804A   Lame King 0 / 0 (无)
3770 P1804B   Vaccination 0 / 0 (无)
3769 P1804C   Pull Your Luck 0 / 0 (无)
3768 P1804D   Accommodation 0 / 0 (无)
7797 P1805B   The String Has a Target 0 / 0 (无)
7795 P1805D   A Wide, Wide Graph 0 / 0 (无)
7792 P1805F2   Survival of the Weakest (hard version) 0 / 0 (无)
6347 P1806A   Walking Master 0 / 0 3
6346 P1806B   Mex Master 0 / 0 3
6342 P1806F1   GCD Master (easy version) 0 / 0 10
6341 P1806F2   GCD Master (hard version) 0 / 0 10
6339 P1807B   Grab the Candies 0 / 0 (无)
6338 P1807C   Find and Replace 0 / 0 (无)
6334 P1807G1   Subsequence Addition (Easy Version) 0 / 0 (无)
6333 P1807G2   Subsequence Addition (Hard Version) 0 / 0 (无)
7789 P1808C   Unlucky Numbers 0 / 0 6
7783 P1809B   Points on Plane 0 / 0 3
7782 P1809C   Sum on Subarrays 0 / 0 5
7781 P1809D   Binary String Sorting 0 / 0 6
7779 P1809F   Traveling in Berland 0 / 0 9
7777 P1810A   Beautiful Sequence 0 / 0 3
7775 P1810C   Make It Permutation 0 / 0 4
7773 P1810E   Monsters 0 / 0 7
8557 P1811A   Insert Digit 0 / 0 3
8555 P1811C   Restore the Array 0 / 0 3
8547 P1814C   Search in Parallel 0 / 0 5
8543 P1815A   Ian and Array Sorting 0 / 0 4
8541 P1815C   Between 0 / 0 8
8536 P1816B   Grid Reconstruction 0 / 0 3
8593 P1817A   Almost Increasing Subsequence 0 / 0 5
8589 P1817E   Half-sum 0 / 0 10
8587 P1818A   Politics 0 / 0 3
8585 P1819A   Constructive Problem 0 / 0 4
8584 P1819B   The Butcher 0 / 0 6
8576 P1821B   Sort the Subarray 0 / 0 3
8574 P1821D   Black Cells 0 / 0 6
8573 P1821E   Rearrange Brackets 0 / 0 7
8570 P1822B   Karina and Array 0 / 0 3
8567 P1822E   Making Anti-Palindromes 0 / 0 5
8561 P1823C   Strongly Composite 0 / 0 4
8652 P1824A   LuoTianyi and the Show 0 / 0 4
8649 P1824C   LuoTianyi and XOR-Tree 0 / 0 9
8646 P1825A   LuoTianyi and the Palindrome String 0 / 0 3
8645 P1825B   LuoTianyi and the Table 0 / 0 3
8644 P1826A   Trust Nobody 0 / 0 4
8642 P1826C   Dreaming of Freedom 0 / 0 4
8641 P1826D   Running Miles 0 / 0 5
8637 P1827B1   Range Sorting (Easy Version) 0 / 0 7
8636 P1827B2   Range Sorting (Hard Version) 0 / 0 9
8634 P1827D   Two Centroids 0 / 0 10
8633 P1827E   Bus Routes 0 / 0 10
8632 P1827F   Copium Permutation 0 / 0 10
8627 P1829C   Mr 0 / 0 3
8614 P1831B   Array merging 0 / 0 (无)
8611 P1832C   Contrast Value 0 / 0 4
8610 P1832D1   Red-Blue Operations (Easy Version) 0 / 0 7
8609 P1832D2   Red-Blue Operations (Hard Version) 0 / 0 9
8605 P1833B   Restore the Weather 0 / 0 3
8604 P1833C   Vlad Building Beautiful Array 0 / 0 3
8603 P1833D   Flipper 0 / 0 4
8600 P1833G   Ksyusha and Chinchilla 0 / 0 6
8698 P1834A   Unit Array 0 / 0 3
8697 P1834B   Maximum Strength 0 / 0 3
8696 P1834C   Game with Reversing 0 / 0 4
8695 P1834D   Survey in Class 0 / 0 6
8691 P1835B   Lottery 0 / 0 9
8685 P1836B   Astrophysicists 0 / 0 3
8598 P1837B   Comparison String 0 / 0 (无)
8597 P1837C   Best Binary String 0 / 0 (无)
8596 P1837D   Bracket Coloring 0 / 0 (无)
8594 P1837F   Editorial for Two 0 / 0 (无)
8681 P1838D   Bracket Walk 0 / 0 7
8678 P1839A   The Good Array 0 / 0 3
8677 P1839B   Lamps 0 / 0 3
8674 P1839E   Decreasing Game 0 / 0 9
8670 P1840D   Wooden Toy Festival 0 / 0 4
8663 P1841C   Ranom Numbers 0 / 0 6
8662 P1841D   Pairs of Segments 0 / 0 7
8661 P1841E   Fill the Matrix 0 / 0 8
8712 P1842B   Tenzing and Books 0 / 0 3
8710 P1842D   Tenzing and His Animal Friends 0 / 0 6
8709 P1842E   Tenzing and Triangle 0 / 0 8
8708 P1842F   Tenzing and Tree 0 / 0 9
8705 P1842I   Tenzing and Necklace 0 / 0 10
8659 P1843A   Sasha and Array Coloring 0 / 0 (无)
8658 P1843B   Long Long 0 / 0 (无)
8654 P1843F1   Omsk Metro (simple version) 0 / 0 (无)
8740 P1844C   Particles 0 / 0 (无)
8739 P1844D   Row Major 0 / 0 (无)
8737 P1844F1   Min Cost Permutation (Easy Version) 0 / 0 (无)
8736 P1844F2   Min Cost Permutation (Hard Version) 0 / 0 (无)
8702 P1845C   Strong Password 0 / 0 (无)
8701 P1845D   Rating System 0 / 0 (无)

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