Divide and Conquer Problems
Orchid Division Quido has a square orchard full of various fruit and nut trees. The trees are planted in regular row... |
Aliens 19 February 2020, Unidentified flying object (UFO) has captured student’s attention on top of the CS... |
Shopping is Fun!! Mr. Hikiko passed his Eid without shopping because of ongoing lockdown. Now, Govt. removed the lockd... |
Mr. Hikiko and a Strange Game (Hard) Mr. Hikiko recently downloaded a strange game on his phone from a store. This game is quite interest... |
I Am Good 2.0 I am trying to become a good guy, giving contestants as little pain as possible. So, this problem is... |
Sticking Pins You are sticking pins on a 2D board at N given coordinates. However, since you are not very good at ... |
Distinct Permutations You are given two binary strings A and B. Recall that binary string is a non-empty sequence of chara... |
Easy This problem is very easy. As my mood is not so good, I will not elaborate the statement unnecessari... |
LCM Divisible Subsequence You’ll be given an array of $N$ integers and two more integers $K$ and $M$. You have to find the num... |
Game of Destruction You are playing the deadly game Game of Destruction. You will be given a list of integers. In each s... |
Birthday Gifts Today is Luke's birthday. Mr. Phil Dunphy (Luke's father) has thrown a birthday party for him and de... |
Harry Potter and the Vault of Gringotts "There was a break-in of Gringotts Wizarding Bank on 1 May, 1998, during the height of the Second Wi... |
Jontrona of Liakot Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ... |
Osim's Maze Welcome to Osim's maze! Unfortunately, you are in the maze right now and you want to come outside th... |
On My Way One fine morning you discovered yourself standing in a maze. The maze can be considered a connected ... |
Game of Gnomes The enemy and their massive army is approaching your fortress, and all you have to defend it is a le... |
Complex Tashreef Tashreef finally received the Zuinness Journal of Galactic records recognition for being the most co... |
Chocolate There is a shop named Chocolove in the Codeland. There are many chocolates in the shop. Each chocola... |
Shrink the Array You have an array of size N which contains positive integers. You can apply the following operation ... |
Without Any Legend You have two arrays $A_1, A_2, ..., A_N$ and $C_1, C_2, ..., C_N$ of length $N$. Initially for each ... |
Brain Pleased Like most of the other teenage girls, Shabnam loves to generate strings. But recently, she discovere... |
Fivefold Removals Alice and Bob are playing a simple game on marbles. They have a bucket containing N marbles, and the... |
Random Graphs This problem is very easy. There's a graph of $N$ nodes. Each edge $u-v$ ($u >= v ; u = v$ is possib... |
Polygon Construction (Hard) Meera in going to picnic with her friends. They are going to have lots of fun. They will be doing va... |
Zootopia Judy Hopps , a rookie officer joined Zootopia Police Department. She was fond of working sincerely f... |
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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
