Traveling Policy of Ajobdesh In Ajobdesh, there are multiple cities and one of them is considered as the capital city. Obviously,... |

A Game of Bots You were idly scrolling through your Phesbook feed one morning when you discovered an ongoing event ... |

Road Minister Techboy Techboy is appointed as the minister of roads and highway in his country Better-Not-Name-It. Now he ... |

Darth Vader and 3PO on a Tree! Did you watch Star Wars yet? No? You should in your free time. Now back to Darth Vader and 3PO. Dart... |

The Spy Cats After Max and Alexis's initial plan to conquer the world with kitten armies failed, they started a n... |

A Boring Game Alice and Bob are playing a game with a tree with n nodes. Alice always plays first, and the two pla... |

Ghosh vs Datta About two hundred years ago, a serious dispute evoked between the two neighboring colonies of Khulna... |

Reverse The Magic You are probably familiar with the technique of representing a Tree as an array of integers using Eu... |

Sofdor Ali's Black and White Tree Sofdor Ali loves Computer Science. He prefers hexadecimal number system to decimals, just because it... |

Meena Meets The Marauders December 14, 1975 Hogwarts School of Witchcraft and Wizardry It’s been a long long day. The Marauder... |

Kingdom of Code Kingdom CODE is the most peaceful place in the universe. King NOVOSH and Queen ALMIDA is ruling this... |

Village Fair 2 There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ... |

War in the Wizarding World There is a deadly war going on between two countries (Bitland and Byteland) in the wizarding world. ... |

Flyover in Twinland Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise... |

Gold Mines The city of gridland is a grid with n rows and m columns. The city can be divided into n*m cells. A ... |

Act of Random Kindness (Hard) Sammy and Meera liked adventures a lot. Once in a while they used to set out adventures. This time t... |

Christmas Tree Professor Rio has an amazing Christmas tree. Unlike other trees, this Christmas tree has some specia... |

Prime Avoider Mr. X is a friend of Hafiz bhai. Mr. X loves to play with numbers in his leisure but he hates prime ... |

Big Bang Theory Dr. Sheldon Cooper is working on a project that works on the 2D concept of the universe. In this pro... |

Kingdom - Great Roads of Destiny Shin wants to be the “Great General of the Heaven”. It is his dream. But becoming a “Great General o... |

How Many Ways? Regular problem solvers starts their journey by solving ad hoc and number theory. After getting the ... |

Keep Moving Balurmath is a city which has N interesting tourist spots, which are connected between themselves by... |

Flow on Tree Mr. Kaboom has recently learned about maximum flow. Now his friend Mr. Taboom gave him this problem.... |

Bad XOR 2 (Hard) So after successfully becoming many people's nightmare, XOR has struck again, this time to haunt you... |

Spanning Tree There are N nodes in a tree. You can start from any node of that tree and you have to come back to t... |

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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