A.
Cat Everywhere Cats everywhere! I came back home after being far away for a long time. Two of my sisters are very f... |

B.
Island Finder You are given a grid representing a map of land and water, where each cell in the grid contains one ... |

C.
Rescue the function Let assume a function, f(x)=sin(x)×cos(x) Now, you are given an integer n and asked to print a seque... |

E.
Discrete Logarithm The discrete logarithm is an integer x satisfying the equation ax=b(modm) for given integers a, b an... |

F.
Average Query You are given an array s1,s2,…,sn of length n and an arbitrary integer x. For an array, c1,c2,…... |

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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