ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7578 P1684H   Hard Cut 0 / 0 (无)
7566 P1691D   Max GEQ Sum 0 / 0 (无)
7704 P1706E   Qpwoeirut and Vertices 0 / 0 (无)
7843 P1715E   Long Way Home 0 / 0 (无)
7665 P1716E   Swap and Maximum Block 0 / 0 (无)
7815 P1721D   Maximum AND 0 / 0 (无)
7861 P1730E   Maximums and Minimums 0 / 0 (无)
7848 P1734F   Zeros and Ones 0 / 0 (无)
7950 P1740I   Arranging Crystal Balls 0 / 0 10
7931 P1741D   Masha and a Beautiful Tree 0 / 0 4
7973 P1748E   Yet Another Array Counting Problem 0 / 0 8
7967 P1750E   Bracket Cost 0 / 0 9
8055 P1766E   Decomposition 0 / 0 8
8035 P1770G   Koxia and Bracket 0 / 0 (无)
8019 P1773B   BinCoin 0 / 0 8
7978 P1783G   Weighed Tree Radius 0 / 0 (无)
8078 P1879D   Sum of XOR Functions 0 / 0 5
8268 P1905F   Field Should Not Be Empty 0 / 0 10
8257 P1906K   Deck-Building Game 0 / 0 9
8226 P1912B   Blueprint for Seating 0 / 0 7
8212 P1913D   Array Collapse 0 / 0 7
8195 P1915F   Greetings 0 / 0 5
8187 P1916G   Optimizations From Chelsu 0 / 0 10
8301 P1918E   ace5 and Task Order 0 / 0 8
8171 P1919G   Tree LGM 0 / 0 10
8285 P1921G   Mischievous Shooter 0 / 0 8
8280 P1922E   Increasing Subsequences 0 / 0 6
8325 P1930D2   Sum over all Substrings (Hard Version) 0 / 0 (无)
8378 P1936E   Yet Yet Another Permutation Problem 0 / 0 (无)
8510 P1951E   No Palindromes 0 / 0 (无)
8488 P1956D   Nene and the Mex Operator 0 / 0 (无)
8586 P1969E   Unique Array 0 / 0 9
8535 P1975F   Set 0 / 0 10
8528 P1976D   Invertible Bracket Sequences 0 / 0 (无)
8680 P1987G1   Spinning Round (Easy Version) 0 / 0 10
8679 P1987G2   Spinning Round (Hard Version) 0 / 0 10
8673 P1988E   Range Minimum Sum 0 / 0 8
8666 P1989F   Simultaneous Coloring 0 / 0 10
8660 P1990E2   Catch the Mole(Hard Version) 0 / 0 10
8659 P1990F   Polygonal Segments 0 / 0 10
8616 P1997E   Level Up 0 / 0 (无)

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手气不错

根据当前过滤条件随机选择一道题