ID 题目 显示标签 隐藏标签 AC / 尝试 难度
20 P1955C   Inhabitant of the Deep Sea 0 / 0 4
18 P1955E   Long Inversions 0 / 0 5
16 P1955G   GCD on a grid 0 / 0 6
11 P1956D   Nene and the Mex Operator 0 / 0 7
10 P1956E1   Nene vs 0 / 0 9
9 P1956E2   Nene vs 0 / 0 10
6 P1957B   A BIT of a Construction 0 / 0 (无)
9518 P1971B   Different String 0 / 0 3
9517 P1971C   Clock and Strings 0 / 0 3
9516 P1971D   Binary Cut 0 / 0 3
9514 P1971F   Circle Perimeter 0 / 0 5
9509 P1973A   Chess For Three 0 / 0 3
9507 P1973C   Cat, Fox and Double Maximum 0 / 0 5
9504 P1973F   Maximum GCD Sum Queries 0 / 0 10
9502 P1974B   Symmetric Encoding 0 / 0 3
9500 P1974D   Ingenuity-2 0 / 0 4
9498 P1974F   Cutting Game 0 / 0 6
9496 P1975A   Bazoka and Mocha's Array 0 / 0 3
9492 P1975E   Chain Queries 0 / 0 7
9487 P1976A   Verify Password 0 / 0 3
9486 P1976B   Increase/Decrease/Copy 0 / 0 3
9485 P1976C   Job Interview 0 / 0 5
9484 P1976D   Invertible Bracket Sequences 0 / 0 7
9474 P1978C   Manhattan Permutations 0 / 0 4
9473 P1978D   Elections 0 / 0 5
9472 P1978E   Computing Machine 0 / 0 7
9470 P1979A   Guess the Maximum 0 / 0 3
9466 P1979E   Manhattan Triangle 0 / 0 9
9461 P1980D   GCD-sequence 0 / 0 4
9460 P1980E   Permutation of Rows and Columns 0 / 0 5
9454 P1981C   Turtle and an Incomplete Sequence 0 / 0 6
9450 P1982A   Soccer 0 / 0 (无)
9449 P1982B   Collatz Conjecture 0 / 0 (无)
9447 P1982D   Beauty of the mountains 0 / 0 (无)
9443 P1984B   Large Addition 0 / 0 3
9440 P1984D   "a" String Problem 0 / 0 7
9437 P1984G   Magic Trick II 0 / 0 10
9435 P1985A   Creating Words 0 / 0 3
9432 P1985D   Manhattan Circle 0 / 0 3
9428 P1985H1   Maximize the Largest Component (Easy Version) 0 / 0 5
9427 P1985H2   Maximize the Largest Component (Hard Version) 0 / 0 8
9423 P1986D   Mathematical Problem 0 / 0 (无)

分类

试试手气

根据当前过滤条件随机选择一道题