Problems
Luckily Unlucky Jashim is a real lucky person. He buys lottery tickets a lot and wins most of them. He buys a bunch ... 
Very Easy
65/66/87 |
Your Love for Geometry You are given a right triangle ABC where angle ABC is the right angle and BD is perpendicular to AD.... |
Deadpool Gonna Make Math Fun! Two facts about deadpool are one, he loves math (biggest lie ever!) and two, he can't die (sort of t...
Easy
27/30/43 |
Earthquake! Most houses are not as safe as they could be. Earthquake engineering is an interdisciplinary branch ... |
Clickbait Clickbait is something (such as a headline) designed to make readers want to click on a hyperlink es... |
No Need for Speed Mr. Baker always wanted to be a race car driver. But failing to reach his dream goal, he started his... |
বান্ধobi My sister's best friend - Anusha is like a sister. Her family and my family are like family. We giv...
Moderate
26/30/70 |
OCD Returns! This problem author has OCD (obsessive–compulsive disorder). One day his teacher gave him an array o... |
Magic Square A little boy Towhid is good at mathematics. He solves a lot of mathematical equation regularly. He i... |
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... |
Find the Ship You will be playing an interactive game in this problem. The game is played on a 7×7 square grid. Ea... |
Mickey the Magician Mickey the magician is working on a vaccine for COVID-19. But he is not sure if the vaccine which is... |
Rick and Morty Rick and Morty are playing a video game called "Shoot 'em all". In this game, a player shoots his op...
Very Easy
167/167/194 |
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... |
Train Hijack You and your friend Daneliya Tuleshova are planning to hijack a train. Your friend will go inside a... |
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... |
The Wise Man Lukman loves to search the root of everything.Once he was reading the holy Quran. At the beginning h... |
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
