## Compressed StringYou are given a string SSS consisting of lowercase latin letters 'aaa' & 'bbb' only. Your task i... |

## Think Inside the BoxBabu Bhai is a student of AUST. He has some favorite numbers. His favorite numbers are those number ... |

## GrobyIn the 1970-80s, students in the Soviet Union had to face quite a hurdle. The administrators of sele... |

## Judging TroublesThe NWERC organisers have decided that they want toimprove the automatic grading of the submissions ... |

## Jumbled CommunicationYour best friend Adam has recently bought a Raspberry Pi and some equipment, including a wireless te... |

## Revisiting Metro Rail BlocksThe city of Dhaka is experiencing the construction of metro rails. Imagine one such metro rail spans... |

## Help Sakib!Sakib likes competitive programming. Often he takes part in online programming contests. But due to ... |

## Binary PigeonsThere are NNN pigeons standing one after another in a straight line. There are two kinds of pigeons:... |

## ACT 1: Ash Counting TreesAsh Ketchum has a weird rooted tree (read Notes sections if you don't know about tree data structure... |

## Next PermutationA sequence of NNN distinct integers is called a permutation if all the integers are between 111 and ... |

## Hououin Kyouma!Okabe Rintarou, the mad scientist is doing research to find the most desired Steins Gate. Besides be... |

## Tricky RacerTalent Bob is a galaxy wide known legend and a racer (in game :P). He always wins races by his trick... |

## The Game Is Finally OnAs Mr. Bean was playing a video game in the previous problem, now he is leveled up. At this level, h... |

## Jontrona!Isfan vai is on high demand nowadays. You know why, right? However, his best friend is somewhat disa... |

## Who Gets the Money!?Who doesn’t get happy after getting money in the pockets of clothes before washing them? During this... |

## Chance of Passing the QuizRocky is starting his online quizzes and he has been provided with some passing criteria. The rule o... |

## Robi Kaka's CubeOur beloved Robi Kaka has invented a cube. You have to solve only one side of this cube – a square o... |

## Locality-Sensitive Hashing IAccording to Wikipedia, Locality-Sensitive hashing (LSH) is an algorithmic technique that hashes sim... |

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

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