ID 题目 显示标签 隐藏标签 AC / 尝试 难度
8269 P1905E   One-X 0 / 0 9
8257 P1906K   Deck-Building Game 0 / 0 9
8255 P1906M   Triangle Construction 0 / 0 5
8252 P1907C   Removal of Unattractive Pairs 0 / 0 3
8247 P1909A   Distinct Buttons 0 / 0 3
8246 P1909B   Make Almost Equal With Mod 0 / 0 4
8245 P1909C   Heavy Intervals 0 / 0 4
8244 P1909D   Split Plus K 0 / 0 6
8243 P1909E   Multiple Lamps 0 / 0 9
8242 P1909F1   Small Permutation Problem (Easy Version) 0 / 0 8
8241 P1909F2   Small Permutation Problem (Hard Version) 0 / 0 9
8238 P1909I   Short Permutation Problem 0 / 0 10
8226 P1912B   Blueprint for Seating 0 / 0 7
8224 P1912D   Divisibility Test 0 / 0 6
8223 P1912E   Evaluate It and Back Again 0 / 0 8
8222 P1912F   Fugitive Frenzy 0 / 0 10
8208 P1914B   Preparing for the Contest 0 / 0 3
8207 P1914C   Quests 0 / 0 3
8202 P1914G1   Light Bulbs (Easy Version) 0 / 0 7
8196 P1915E   Romantic Glasses 0 / 0 4
8193 P1916A   2023 0 / 0 3
8192 P1916B   Two Divisors 0 / 0 3
8191 P1916C   Training Before the Olympiad 0 / 0 4
8190 P1916D   Mathematical Problem 0 / 0 5
8186 P1916H1   Matrix Rank (Easy Version) 0 / 0 10
8185 P1916H2   Matrix Rank (Hard Version) 0 / 0 10
8184 P1917A   Least Product 0 / 0 3
8182 P1917C   Watering an Array 0 / 0 5
8181 P1917D   Yet Another Inversions Problem 0 / 0 8
8180 P1917E   Construct Matrix 0 / 0 9
8305 P1918A   Brick Wall 0 / 0 3
8303 P1918C   XOR-distance 0 / 0 4
8299 P1918G   Permutation of Given 0 / 0 10
8178 P1919A   Wallet Exchange 0 / 0 3
8174 P1919E   Counting Prefixes 0 / 0 10
8298 P1920A   Satisfying Constraints 0 / 0 3
8297 P1920B   Summation Game 0 / 0 3
8296 P1920C   Partitioning the Array 0 / 0 5
8295 P1920D   Array Repetition 0 / 0 6
8294 P1920E   Counting Binary Strings 0 / 0 7
8291 P1921A   Square 0 / 0 3
8289 P1921C   Sending Messages 0 / 0 3
8287 P1921E   Eat the Chip 0 / 0 5
8286 P1921F   Sum of Progression 0 / 0 6
8283 P1922B   Forming Triangles 0 / 0 4
8282 P1922C   Closest Cities 0 / 0 4
8281 P1922D   Berserk Monsters 0 / 0 6
8280 P1922E   Increasing Subsequences 0 / 0 6
8359 P1923C   Find B 0 / 0 (无)
8277 P1924B   Space Harbour 0 / 0 (无)

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