Ad-hoc Problems
Mr. Zero Mr. Zero has a matrix Z consisting of m rows and n columns. The rows are numbered from 1 to m, colum... |
Hablu Is in Quarantine The soldiers are being trained to fight against the Coronavirus. Mr. Hablu will shake hands with som... |
Old Magic! You: Guess an integer number, but don't tell me. Your friend: Okay! You: Now multiply it by 3. Your ... |
Lexicographical Smallest String There is a string $s$ of length $n$ containing lowercase letters and an integer $k$. Among the lette... |
Kingdom of Crisis Continues The economic crisis continues in our beloved kingdom. The king has asked the data scientists to coll... |
Digit Printing You will be given two numbers and an operation to do with them. You just need to print the output of... |
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... |
National Flag Today is the 16th December, a red letter day of our national history. The whole country equipped wit... |
Fun Theory Let's go for a short statement. n people took part in a disco. To make the disco scarier, each perso... |
Maze Ball Game Your friend Yulianna Karaulova, likes to play maze ball game. You are going make a DIY project to bu... |
United State of Koanhali Koanhali is a strange country. The govt. of Koanhali maintain the marriages of this country. If you ... |
Alphabet Animals You are playing a game in which a group of players take turns saying animal names. The animal name y... |
Naming Convention Tony works in a multinational technology company named Voogle LLC. The employees of Voogle follow ce... |
Gotta Print 'Em All Gray has received N documents this morning and he wants to print as many of them as he can within hi... |
Day-Month-Year Meena is a talented girl in her class. She likes to brainstorm in her leisure times. One day, she wa... |
Circle of Boltu Boltu and Poltu are two best friends. Boltu loves to play games in computer. When class is off, inst... |
Mr. Xifu and His New School After working as a teacher for a long time, Mr. Xifu has finally decided to open a new school of his... |
Forgotten Pin Code You have been using a 4 digit pin code to lock your phone that, no matter how much you are trying no... |
First Snow One day Tomato woke up late in the morning and realized that she had a long list of todos. Frantical... |
The Multiplication Nafis is working on a mathematical project. But he is stuck on a step of it. In this step, numerous ... |
Flyover in Twinland Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise... |
Mental Change Anjan was feeling low for nearly a couple of months. To improve his condition, he decided to track h... |
Aloyna and Can Buying Aloyna is a can lover girl and whenever she goes to a shop, she must buy a can to drink. This time s... |
Shamsu Vai Angrybird Great coder SHAMSU VAI lives at a hostel in Zindabazar area and you know there is a huge crisis of w... |
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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
