## Hasan the Treasure HunterBenjamin Gates the treasure hunter opened a coaching center named Khajna Dibo Na where he teaches hi... |

## Ajob Commute IIOnce again we return to Ajobshohor, the capital city and the heart of Ajobdesh. Ajobshohorâ€™s road sy... |

## Static TreeYou are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver... |

## Magical Tree QueryYou are given a rooted tree (a connected graph with no cycles) with n vertices. The vertices are num... |

## Race in DomKiThere is a kingdom called DomKi. DomKi has N city and N-1 two-way road. Each city is numbered with 1... |

## Yet Another XOR Tree ProblemYou are given a tree with NNN nodes. A non-negative weight is assigned to each edge of the tree. Let... |

## Cheap TouristThe country of Byteland is divided into N provinces numbered from 1 to N. The provinces are connecte... |

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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