A.
Where is the Ghost The ghost exploration team find some 1D coordinate where the cursed object is located. You will be g... |

B.
A Lazy Statement Milk has created an account in the newly launched social network Coffeebook. However, she cannot dec... |

C.
Nitu and Her Lucky String Recently, Nitu has developed a keen interest in solving string-related problems. She possesses a spe... |

D.
Profitable Home Milk and Mocha want to move to a new house in Coffeeland. They donâ€™t like ugly corners sticking into... |

E.
Queries, Queries Everywhere You are given an array a of length n. You are also given q queries on the array and you have to proc... |

F.
Safwan's Book Bonanza A grand book fair is taking place in your city, showcasing a dazzling array of books and publication... |

G.
The Clash of Tactical Titans: Klopp vs. Ten Hag In the intense world of football rivalries, where victory and defeat carry immense weight, two icon... |

H.
Nitu and Pseudo-code Last night, Nitu came across the following pseudo-code. She understood that this method would take t... |

I.
Alice and Bob's Laziness Father works for rail stations and his job is to supply and monitor equipment at the stations. The r... |

Practice contests allow you to re-run contests and experience them as close as possible to the original run.

2Sat, Adhoc, ApolloneasTheorem, Backtracking, BFS, Bignum, BinarySearch, BipartiteMatching, Bitmask, BruteForce, ChineseRemainderTheorem, Combinatorics, ConvexHull, CutVertex, DataStructure, DFS, DigitDP, DisjointSets, DivideAndConquer, DP, Eertree, EulerTour, ExpectedValue, FenwickTree, FFT, Flow, Game, GCD, Geometry, Graph, Greedy, Hashing, HeavyLightDecomposition, Implementation, InclusionExclusion, Interactive, KnuthMorrisPratt, LowestCommonAncestor, Math, Matrix, MatrixExponentiation, MergeSortTree, ModularExponentiation, MOSAlgorithm, MST, NTT, NumberTheory, Parsing, PersistentLiChaoTree, PersistentSegmentTree, PollardRho, PriorityQueue, Probability, Queue, RabinMiller, RangeOrderStatistics, Scheduling, SegmentTree, ShortestPath, Simulation, Sorting, SparseTable, SpragueGrundyTheorem, SqrtDecomposition, Stack, String, StronglyConnectedComponents, SuffixStructure, TernarySearch, Tree, Trie, TwoPointer, WaveletTree

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