ID 题目 显示标签 隐藏标签 AC / 尝试 难度
285 P1914G1   Light Bulbs (Easy Version) 0 / 0 7
282 P1915B   Not Quite Latin Square 0 / 0 3
273 P1916D   Mathematical Problem 0 / 0 5
269 P1916H1   Matrix Rank (Easy Version) 0 / 0 10
266 P1917B   Erase First or Second Letter 0 / 0 3
265 P1917C   Watering an Array 0 / 0 5
245 P1920A   Satisfying Constraints 0 / 0 3
243 P1920C   Partitioning the Array 0 / 0 5
242 P1920D   Array Repetition 0 / 0 6
240 P1920F1   Smooth Sailing (Easy Version) 0 / 0 9
234 P1921E   Eat the Chip 0 / 0 5
233 P1921F   Sum of Progression 0 / 0 6
232 P1921G   Mischievous Shooter 0 / 0 8
228 P1922D   Berserk Monsters 0 / 0 6
220 P1923F   Shrink-Reverse 0 / 0 10
212 P1925B   A Balanced Problemset? 0 / 0 4
205 P1926F   Vlad and Avoiding X 0 / 0 8
201 P1927C   Choose the Different Ones! 0 / 0 3
200 P1927D   Find the Different Ones! 0 / 0 4
194 P1928C   Physical Education Lesson 0 / 0 5
193 P1928D   Lonely Mountain Dungeons 0 / 0 6
192 P1928E   Modular Sequence 0 / 0 8
188 P1929C   Sasha and the Casino 0 / 0 4
186 P1929E   Sasha and the Happy Tree Cutting 0 / 0 8
185 P1929F   Sasha and the Wedding Binary Search Tree 0 / 0 8
183 P1930B   Permutation Printing 0 / 0 3
181 P1930D1   Sum over all Substrings (Easy Version) 0 / 0 6
178 P1930F   Maximize the Difference 0 / 0 10
174 P1931A   Recovering a Small String 0 / 0 3
172 P1931C   Make Equal Again 0 / 0 3
165 P1932C   LR-remainders 0 / 0 4
158 P1933C   Turtle Fingers: Count the Values of k 0 / 0 3
154 P1933G   Turtle Magic: Royal Turtle Shell Pattern 0 / 0 8
152 P1934B   Yet Another Coin Problem 0 / 0 4
148 P1934E   Weird LCM Operations 0 / 0 10
145 P1935C   Messenger in MAC 0 / 0 6
143 P1935E   Distance Learning Courses in MAC 0 / 0 9
112 P1941A   Rudolf and the Ticket 0 / 0 3
111 P1941B   Rudolf and 121 0 / 0 3
99 P1942F   Farmer John's Favorite Function 0 / 0 10
93 P1943D1   Counting Is Fun (Easy Version) 0 / 0 9
91 P1943E1   MEX Game 2 (Easy Version) 0 / 0 10
84 P1945C   Left and Right Houses 0 / 0 4
79 P1945H   GCD is Greater 0 / 0 10
75 P1946D   Birthday Gift 0 / 1 6
72 P1948A   Special Characters 0 / 0 3
71 P1948B   Array Fix 0 / 0 3
70 P1948C   Arrow Path 0 / 2 4
69 P1948D   Tandem Repeats? 1 / 21 5
68 P1948E   Clique Partition 0 / 0 7
66 P1948G   MST with Matching 0 / 0 10
65 P1949A   Grove 0 / 0 (无)
64 P1949B   Charming Meals 0 / 0 (无)
61 P1949E   Damage per Second 0 / 0 (无)
51 P1950D   Product of Binary Decimals 0 / 0 3
50 P1950E   Nearly Shortest Repeating Substring 0 / 0 5
49 P1950F   0, 1, 2, Tree! 0 / 0 5
43 P1951E   No Palindromes 0 / 0 7
36 P1952C   They Have Fooled 0 / 0 (无)
33 P1952F   Grid 0 / 0 (无)
29 P1952J   Help, what does it mean to be "Based" 0 / 0 (无)
18 P1955E   Long Inversions 0 / 0 5
16 P1955G   GCD on a grid 0 / 0 6
15 P1955H   The Most Reckless Defense 0 / 0 8
14 P1956A   Nene's Game 0 / 0 3
11 P1956D   Nene and the Mex Operator 0 / 0 7
10 P1956E1   Nene vs 0 / 0 9
9 P1956E2   Nene vs 0 / 0 10
4 P1957D   A BIT of an Inequality 0 / 0 (无)
9514 P1971F   Circle Perimeter 0 / 0 5
9511 P1972A   Contest Proposal 0 / 0 3
9509 P1973A   Chess For Three 0 / 0 3
9506 P1973D   Cat, Fox and Maximum Array Split 0 / 0 9
9504 P1973F   Maximum GCD Sum Queries 0 / 0 10
9498 P1974F   Cutting Game 0 / 0 6
9496 P1975A   Bazoka and Mocha's Array 0 / 0 3
9495 P1975B   378QAQ and Mocha's Array 0 / 0 3
9494 P1975C   Chamo and Mocha's Array 0 / 0 4
9493 P1975D   Paint the Tree 0 / 0 5
9491 P1975F   Set 0 / 0 10
9479 P1977C   Nikita and LCM 0 / 0 6
9478 P1977D   XORificator 0 / 0 8
9472 P1978E   Computing Machine 0 / 0 7
9470 P1979A   Guess the Maximum 0 / 0 3
9467 P1979D   Fixing a Binary String 0 / 0 6
9465 P1979F   Kostyanych's Theorem 0 / 0 10
9456 P1981A   Turtle and Piggy Are Playing a Game 0 / 0 3
9454 P1981C   Turtle and an Incomplete Sequence 0 / 0 6
9449 P1982B   Collatz Conjecture 0 / 0 (无)
9447 P1982D   Beauty of the mountains 0 / 0 (无)
9440 P1984D   "a" String Problem 0 / 0 7
9438 P1984F   Reconstruction 0 / 0 9
9434 P1985B   Maximum Multiple Sum 0 / 0 3
9431 P1985E   Secret Box 0 / 0 4
9428 P1985H1   Maximize the Largest Component (Easy Version) 0 / 0 5
9426 P1986A   X Axis 0 / 0 (无)
9425 P1986B   Matrix Stabilization 0 / 0 (无)
9423 P1986D   Mathematical Problem 0 / 0 (无)
9420 P1986G1   Permutation Problem (Simple Version) 0 / 0 (无)
9419 P1986G2   Permutation Problem (Hard Version) 0 / 0 (无)

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