ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4399 P1617C  Paprika and Permutation 0 / 0 (无)
4398 P1617D1  Too Many Impostors (easy version) 0 / 0 (无)
4397 P1617D2  Too Many Impostors (hard version) 0 / 0 (无)
4396 P1617E  Christmas Chocolates 0 / 0 (无)
7 P1618A  Polycarp and Sums of Subsequences 0 / 0 (无)
6 P1618B  Missing Bigram 0 / 0 (无)
5 P1618C  Paint the Array 0 / 0 (无)
4 P1618D  Array and Operations 1 / 2 10
3 P1618E  Singers' Tour 0 / 0 (无)
2 P1618F  Reverse 0 / 0 (无)
1 P1618G  Trader Problem 0 / 1 10
7446 P1619A  Square String? 0 / 0 (无)
7445 P1619B  Squares and Cubes 0 / 0 (无)
7444 P1619C  Wrong Addition 0 / 0 (无)
7443 P1619D  New Year's Problem 0 / 0 (无)
7442 P1619E  MEX and Increments 0 / 0 (无)
7441 P1619F  Let's Play the Hat? 0 / 0 (无)
7440 P1619G  Unusual Minesweeper 0 / 0 (无)
7439 P1619H  Permutation and Queries 0 / 0 (无)
7438 P1620A  Equal or Not Equal 0 / 0 (无)
7437 P1620B  Triangles on a Rectangle 0 / 0 (无)
7436 P1620C  BA-String 0 / 0 (无)
7435 P1620D  Exact Change 0 / 0 (无)
7434 P1620E  Replace the Numbers 0 / 0 (无)
7433 P1620F  Bipartite Array 0 / 0 (无)
7432 P1620G  Subsequences Galore 0 / 0 (无)
7546 P1627A  Not Shading 0 / 0 (无)
7545 P1627B  Not Sitting 0 / 0 (无)
7544 P1627C  Not Assigning 0 / 0 (无)
7543 P1627D  Not Adding 0 / 0 (无)
7542 P1627E  Not Escaping 0 / 0 (无)
7541 P1627F  Not Splitting 0 / 0 (无)
7540 P1628A  Meximum Array 0 / 0 (无)
7539 P1628B  Peculiar Movie Preferences 0 / 0 (无)
7538 P1628C  Grid Xor 0 / 0 (无)
7537 P1628D1  Game on Sum (Easy Version) 0 / 0 (无)
7536 P1628D2  Game on Sum (Hard Version) 0 / 0 (无)
7535 P1628E  Groceries in Meteor Town 0 / 0 (无)
7534 P1628F  Spaceship Crisis Management 0 / 0 (无)
7533 P1629A  Download More RAM 0 / 0 (无)
7532 P1629B  GCD Arrays 0 / 0 (无)
7531 P1630A  And Matching 0 / 0 (无)
7530 P1630B  Range and Partition 0 / 0 (无)
7529 P1630C  Paint the Middle 0 / 0 (无)
7528 P1630D  Flipping Range 0 / 0 (无)
7527 P1630E  Expected Components 0 / 0 (无)
7526 P1630F  Making It Bipartite 0 / 0 (无)
7525 P1631A  Min Max Swap 0 / 0 (无)
7524 P1631B  Fun with Even Subarrays 0 / 0 (无)
7523 P1632A  ABC 0 / 0 (无)

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