Problems
Hexo The Tree Planter Hexo has a large field. The field can be modeled as a 1 x N grid. Some parts of the field have trees... |
National Flag Today is the 16th December, a red letter day of our national history. The whole country equipped wit... |
Jenia's Homework Jenia is a very talented girl. She got homework from school. She is such a nerd who cries if she can... |
Triangle You went to an exciting adventure in a deep jungle but sadly a giant captured you. The giant said th... |
Byang's Day Out! Byang and his little brother Kuno loves Cricket. But they never went to the stadium to watch a match... |
Count the Mines There is a special robot being created by your friend that can detect hidden mines on the ground. Bu... |
Quarantine!!! China is one of the strongest countries in the world in the sense of economy and military technology... |
Undo History Robin is using a peculiar text editor to write a sequence of lines of text. The editor consists of t... |
The Mughal Emperor You all must’ve heard the name of the emperor Humayun Mirza. He was a very kind human being. But thi... |
Dengue Once upon a time there was a king. He had a huge kingdom and the king was very kind. All of his subj... |
Final Days of Goldfinger We see agent Bond once again being called in time of a great need. The vile criminal Auric Goldfinge... |
Marks Crisis!!! Rakib got the result of his previous English exam. But he did very poor in the exam, and went to his... |
Hasinur Has Two You all have heard the name of great landlord Hasinur the Generalman. He has a huge land. The land h... |
Hablu's Team This year Hablu wants to participate in ICPC. He studies in “Habagoba University” along with $n$ oth... |
Frog and Points There are N stones on across the diameter of a perfectly circle shaped pond at equal distance. The 1... |
Answer the Queries Given an array of N elements, indexed from 0 to N−1. Now you are given some queries in the form [L,R... |
Description is Pathetic Do you know what is the hardest part of creating a problem? Thinking and writing the description. Yo... |
Maze Ball Game Your friend Yulianna Karaulova, likes to play maze ball game. You are going make a DIY project to bu... |
Poltu the Legend Serajnagar M. A. Pilot Model High School is situated at Raipura, Narsingdi, Bangladesh. This school ... |
Biswa and Restaurant Business After huge success in Borhani business, Biswa has recently started restaurant business. He’s got the... |
Sheldon's Obtuse Triangle We all know Sheldon Cooper from The Big Bang Theory. Recently he got his Nobel Prize. He likes polyg... |
I Hate Combinatorics! Rick and Morty are being hunted by the galactic government. They ran away to the cell dimension. The... |
Nothing’s more contagious than laughter Gotham, a city full of criminals. But there is one who is more than just a criminal. He brings pure ... |
Is This a Give-Away? Once there lived an ancient mage named Farabi. He could always give perfect weather forecast. He nev... |
ML Vs AI Nowadays, CS students try to learn Machine Learning and Artificial Intelligence even before learning... |
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
