Graph Theory Problems
I Hate Long Description There are N cities in the country AjobDesh and M one way roads connecting the cities. There lives ex... |
Milad's Lost Tree Milad likes trees so much. He has a rooted tree with $n$ vertices each of which has some non-negativ... |
Rik, the Space Traveler Mr. Rik is a famous space traveler. He lives in a galaxy named Victa. There are many planets in this... |
Seven Kingdoms! The dragon queen just conquered the Seven Kingdoms. Initially there are N cities in "Seven Kingdoms"... |
Multiverse Of Courier Service Dr. Strange finally discovered a safe way to travel between parallel universes. By noticing people’s... |
Itsy's Magic Cards Itsy needs your help with her magic cards. Her magic cards grant her special spider-witch powers. Un... |
Gujob You probably heard the name of 'Kababdesh', where people are very fond of kababs. Everyone live ther... |
A Boring Game Alice and Bob are playing a game with a tree with n nodes. Alice always plays first, and the two pla... |
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... |
Prime Avoider Mr. X is a friend of Hafiz bhai. Mr. X loves to play with numbers in his leisure but he hates prime ... |
Yet Another XOR Problem Given a rooted tree with N nodes where each node has a value, find a pair of nodes (u, v) so that u ... |
The Archipelago of Mirpur The archipelago of Mirpur consists of N islands. The famous architect PogPog was hired to connect al... |
Hidden Graph There is an unweighted, undirected hidden graph. You are given an integer range from L to R. There a... |
Directed Rectangle Sami has just finished his assignments, to relax, he wants to play games. Since he’s banned from PUB... |
Poltu and Minimum Spanning Tree Boltu gave a simple task to his best friend Poltu. You are a good programmer. So, Poltu hired you to... |
Plant Trees, Save Life There are n students in a school. Some of them are friends with each other. You want to make the sch... |
How Many Ways? Regular problem solvers starts their journey by solving ad hoc and number theory. After getting the ... |
Identify the Level Amin and Belal are two friends. Both have good knowledge about graph and tree in data structure part... |
Stephen, Bob, and Tomato's Canvas If Stephen Hawking was right, then there is a universe where Bob Ross is a student of Tomato Yoshi. ... |
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... |
Elementary Math Ellen is teaching elementary math to her students and the time for the final exam has come. The exam... |
Wakanda Forever We all know that Thanos has erased half of the population of the universe. Earth’s population was al... |
Meena Meets The Marauders December 14, 1975 Hogwarts School of Witchcraft and Wizardry It’s been a long long day. The Marauder... |
Zer VS EEE Zer is a programmer who has a friend named Nir. Nir always shows off how great EEE is. One day Nir c... |
Tic Toc Toe We all know what Tic-Toc-Toe works. But in the anime world, people aren't really interested in norma... |
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Tags
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
