Problems
November Rain Yeah, that's true. Nothing lasts forever, even a programming contest (5 hours pass so fast!). So, hu... |
Permuted Balanced Bracket Sequence You are given a bracket sequence of length N and Q queries. In each query, you are given two integer... |
Unique String There are 3 types of letters available. They are A, B and C. You are given the frequencies of them. ... |
Mathison and the Palindromic Editor Mathison has downloaded a modern text editor after he got bored with Vim. This editor, called PalEd,... |
Dot Hunter The birthday party is near to an end now. You, Sohel bhai and all his others friends are playing a g... |
Number, Segment, Prefix - All In One (Hard) Xiao Po is building a validation framework for his current project. He is now stuck with this proble... |
Can You Help? Hey, hello! Yes, I am talking to you, whoever is reading this problem statement. I know you are Robi... |
MAGIC PRIME Once upon a time, in a land far, far away, there was an enchanting ICPC contest. The contest organiz... |
A Lazy Statement Milk has created an account in the newly launched social network Coffeebook. However, she cannot dec... |
Guilty Rahman OC Rahman is notorious for accepting bribes. Influential people in his area now seek to bribe him to... |
The Don and Mohanagar Dhaka “Mohanagar” can be shown as a 2-dimensional grid G consisting of N rows, and M columns. Each ... |
Robot There were many robots in a robotics lab. Some robots had very high IQ (IQ means task performance). ... |
Help Tanjiro Mojan kibutsuji is an evil demon who eats people and can turn people into demon. Tanjiro is a swords... |
Daredevil Punishment After the death of Mysterio, People started hating Peter Parker. Peter and his relatives were arrest... |
Dirty Politics This is an interactive problem. (If you want to know about interactive problems, click here) Your co... |
Easy But Easy Game Alice and Bob are playing a game on a string s of length n consisting of characters ‘0’ and ‘1’. The... |
No Expectations! You have a jug and n mugs. The jug’s capacity is c liters and the ith mug’s capacity is ai liters. ... |
Long Walk One day Rupun the Rabit had a weird idea to go on a walk. She wants to go on a walk in one direction... |
Expected Light Bob has a circular land of radius R. He has built a circular building of radius r (r < R) at the cen... |
Jumbled Communication Your best friend Adam has recently bought a Raspberry Pi and some equipment, including a wireless te... |
Guessing Camels Jaap, Jan, and Thijs are on a trip to the desert after having attended the ACM ICPC World Finals 201... |
MaxFlow (II) Given a connected undirected graph with n nodes and m edges and the capacity of each edge is 1. maxF... |
Arrays LCM How many arrays of length N are there such that all elements in the array is in range 1 to M(inclusi... 
Moderate
2/3/4 |
Word Blitz! I am sure you have heard of the famous messenger game Word Blitz! You can play the game with an oppo...
Moderate
2/3/10 |
Broken Chain Jahid loves Motorbikes. He really wants to have a bike of his own. So he requests his elder brother ... |
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
