ID 题目 显示标签 隐藏标签 AC / 尝试 难度
9011 P1898A   Milica and String 0 / 0 (无)
9009 P1898C   Colorful Grid 0 / 0 (无)
9004 P1899B   250 Thousand Tons of TNT 0 / 0 (无)
9001 P1899E   Queue Sort 0 / 0 (无)
9023 P1900A   Cover in Water 0 / 0 (无)
9019 P1900E   Transitive Graph 0 / 0 (无)
9018 P1900F   Local Deletions 0 / 0 (无)
9014 P1901D   Yet Another Monster Fight 0 / 0 5
9103 P1902D   Robot Queries 0 / 0 6
9101 P1902F   Trees and XOR Queries Again 0 / 0 9
9093 P1904A   Forked! 0 / 0 (无)
9089 P1904D2   Set To Max (Hard Version) 0 / 0 (无)
9088 P1904E   Tree Queries 0 / 0 (无)
9087 P1904F   Beautiful Tree 0 / 0 (无)
9083 P1905D   Cyclic MEX 0 / 0 (无)
9067 P1907A   Rook 0 / 0 3
9066 P1907B   YetnotherrokenKeoard 0 / 0 3
9061 P1907G   Lights 0 / 0 8
9147 P1909A   Distinct Buttons 0 / 0 3
9060 P1910A   Username 0 / 0 3
9058 P1910C   Poisonous Swamp 0 / 0 5
9050 P1912A   Accumulator Apex 0 / 0 6
9046 P1912E   Evaluate It and Back Again 0 / 0 8
9038 P1913A   Rating Increase 0 / 0 (无)
9115 P1914A   Problemsolving Log 0 / 0 (无)
9112 P1914D   Three Activities 0 / 0 (无)
9137 P1915A   Odd One Out 0 / 0 3
9136 P1915B   Not Quite Latin Square 0 / 0 3
9135 P1915C   Can I Square? 0 / 0 3
9134 P1915D   Unnatural Language Processing 0 / 0 3
9131 P1915G   Bicycles 0 / 0 6
9130 P1916A   2023 0 / 0 3
9128 P1916C   Training Before the Olympiad 0 / 0 4
9119 P1917C   Watering an Array 0 / 0 5
9118 P1917D   Yet Another Inversions Problem 0 / 0 8
9192 P1918A   Brick Wall 0 / 0 3
9191 P1918B   Minimize Inversions 0 / 0 3
9190 P1918C   XOR-distance 0 / 0 4
9189 P1918D   Blocking Elements 0 / 0 6
9188 P1918E   ace5 and Task Order 0 / 0 8
9187 P1918F   Caterpillar on a Tree 0 / 0 9
9153 P1919D   01 Tree 0 / 0 7
9173 P1920D   Array Repetition 0 / 0 6
9168 P1921B   Arranging Cats 0 / 0 3
9164 P1921F   Sum of Progression 0 / 0 6
9163 P1921G   Mischievous Shooter 0 / 0 8
9162 P1922A   Tricky Template 0 / 0 3
9160 P1922C   Closest Cities 0 / 0 4
9159 P1922D   Berserk Monsters 0 / 0 6
9248 P1923A   Moving Chips 0 / 0 (无)
9247 P1923B   Monsters Attack! 0 / 0 (无)
9184 P1924B   Space Harbour 0 / 0 (无)
9242 P1926A   Vlad and the Best of Five 0 / 0 (无)
9241 P1926B   Vlad and Shapes 0 / 0 (无)
9240 P1926C   Vlad and a Sum of Sum of Digits 0 / 0 (无)
9238 P1926E   Vlad and an Odd Ordering 0 / 0 (无)
9237 P1926F   Vlad and Avoiding X 0 / 0 (无)
9236 P1926G   Vlad and Trouble at MIT 0 / 0 (无)
9230 P1927F   Microcycle 0 / 0 6
9223 P1928F   Digital Patterns 0 / 0 10
9212 P1930D2   Sum over all Substrings (Hard Version) 0 / 0 (无)
9199 P1932A   Thorns and Coins 0 / 0 (无)
9197 P1932C   LR-remainders 0 / 0 (无)
9196 P1932D   Card Game 0 / 0 (无)
9195 P1932E   Final Countdown 0 / 0 (无)
9262 P1933B   Turtle Math: Fast Three Task 0 / 0 (无)
9261 P1933C   Turtle Fingers: Count the Values of k 0 / 0 (无)
9259 P1933E   Turtle vs 0 / 0 (无)
9294 P1935D   Exam in MAC 0 / 0 (无)
9292 P1935F   Andrey's Tree 0 / 0 (无)
9250 P1937A   Shuffle Party 0 / 0 (无)
9249 P1937B   Binary Path 0 / 0 (无)
9267 P1941D   Rudolf and the Ball Game 0 / 0 (无)
9319 P1943B   Non-Palindromic Substring 0 / 0 (无)
9322 P1945G   Cook and Porridge 0 / 0 (无)
9334 P1946A   Median of an Array 0 / 0 (无)
9332 P1946C   Tree Cutting 0 / 0 (无)
9331 P1946D   Birthday Gift 0 / 0 (无)
9309 P1948B   Array Fix 0 / 0 (无)
9306 P1948E   Clique Partition 0 / 0 (无)
9336 P1949J   Amanda the Amoeba 0 / 0 (无)
9352 P1950A   Stair, Peak, or Neither? 0 / 0 (无)
9351 P1950B   Upscaling 0 / 0 (无)
9350 P1950C   Clock Conversion 0 / 0 (无)
9349 P1950D   Product of Binary Decimals 0 / 0 (无)
9348 P1950E   Nearly Shortest Repeating Substring 0 / 0 (无)
9346 P1950G   Shuffling Songs 0 / 0 (无)
9376 P1951E   No Palindromes 0 / 0 (无)
9362 P1952J   Help, what does it mean to be "Based" 0 / 0 (无)
9393 P1954B   Make It Ugly 0 / 0 (无)
9390 P1954E   Chain Reaction 0 / 0 (无)
9387 P1955B   Progressive Square 0 / 0 (无)
9386 P1955C   Inhabitant of the Deep Sea 0 / 0 (无)
9384 P1955E   Long Inversions 0 / 0 (无)
9407 P1957B   A BIT of a Construction 0 / 0 (无)
9432 P1967A   Permutation Counting 0 / 0 (无)
9428 P1967D   Long Way to be Non-decreasing 0 / 0 (无)
9422 P1969A   Two Friends 0 / 0 (无)
9461 P1970A1   Balanced Shuffle (Easy) 0 / 0 (无)
9446 P1970F1   Playing Quidditch (Easy) 0 / 0 (无)

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