DataStructure Problems
Array Simulation You are given an array of N elements. Initially all the indices have a value of 0. You have to do fo... |
Maintain the Queue “Ajob Desh” is a strange country. Anyone who wants to buy train tickets need to go to the railway st... |
City of Atlantis Have you ever heard of The Atlantis City? It’s a Greek mythological city. Its existence doesn’t matt... |
Jontrona of Liakot Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ... |
Powerful Array You are given an array A of N integers . Now you have to process Q queries in this array. Each query... |
Laser Light A 2D grid consists of a lot of special lights bulbs, which turns on upon the incidence of a laser li... |
Maximum Meetings I am the boss of my company. I have n employees. The office time of my company starts at 1. Every em... |
Not As Hard As It Seems Sakib and Shamim are good friends. As Sakib is a little naughty, every night before exam he disturbs... |
Donate Our Department We are students of CSE, IU. It is very well known that our departmental instruments are not so good.... |
MEXFN This is a straightforward problem without much story behind the problem. You have to calculate MEXF... |
Tree Queries You are given a tree of n vertices. Each vertex contains an integer. Vertex 1 is the root of the tre... |
Kingdom of Equality There is a kingdom called DomKi. There are N cities and N – 1 bidirectional roads in DomKi. The citi... |
Mario and Princess Peach The world of Mario can be imagined as 2D grid of $N$ rows and $M$ columns--containing a total of $N ... |
United State of Koanhali Koanhali is a strange country. The govt. of Koanhali maintain the marriages of this country. If you ... |
Taju Kage Bunshin No Jutsu Naruto Uzumaki is one of the strongest ninja of RUET (Rasengan University of Ebisu and Tobi), posses... |
Exists or Not Exists You will be given some numbers. Then there will contain some queries. In every query there will be g... |
Distinctness A substring of string S is another string S' which occurs in string S. For example: S = aaba and one... |
Easy Peasy, Lemon Squeezy Let's consider an array A which is initially empty. We'll perform two types of operation on that arr... |
A Super Easy Problem - "Array Query" Let's get into the problem directly without much description this time :D . You are given an array A... |
Hablu's Team This year Hablu wants to participate in ICPC. He studies in “Habagoba University” along with $n$ oth... |
Yet Another Xinversion The problem statement is simple. You are given a rooted tree (1 is the root) and every node has a co... |
Social Distancing The country of KhoaNali is structured as a giant road with N buildings on both sides, the northern b... |
Smart Query Handler Bit operators perform bit-wise operations between two binary numbers. Wikipedia says, binary operati... |
Byang and War Tactics Byang is learning about War Tactics from Raat, a famous martial arts master, who has successfully tr... |
Data Structure The operations that are performed in a data structure can be categorized into two types: query and u... |
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
