These problems are from a contest organized by Ahsanullah University of Science and Technology on See details...

Standings

A.
Sign Based Evaluation System The National Curriculum and Textbook Board (NCTB) has introduced a new grading system to evaluate st... |

B.
Who Doesn't Love GCD? You are given a special array a of length n where every element ai is some power of 2. You are aske... |

C.
How to Save Money 101 The author has recently joined the software industry. His dev lead, who is also from AUST, has assig... |

D.
Network Within Networks In a country called Botham, the design of network connection is a bit messy. So the connection betwe... |

E.
Prime, Not Prime... You are given an array A of length N. Count the number of alternative prime subsequences. A subseque... |

F.
The Qubits 45 The AUST CSE Carnival 3.0 is thriving in glory. It consists of 8 amazing events. “Intra AUST Program... |

G.
Nice Dice Problem Noman was going through Nilkhet for some math books for his upcoming exam, but something interesting... |

H.
Central Safety Spot In the lively area of Cityland, there are N cities connected by a network of N−1 bi-directional road... |

I.
X-Root Number Given two number N and X. Find out whether N is an X−root number. If N is a X−root number, then N=PX... |

J.
Magic Spell You are given a string s of length n, that consists of ‘a’ and ‘b’. Also you have a “Magic Spell” th... |

K.
Another Bitwise AND Problem Alam loves to play with Bitwise AND operation. Today he gives you an easy problem to solve! You are... |

L.
BiClock There are two cities A and B located in two different time zones. City B is x hours ahead of city A.... |

M.
Fall 2024 Fall and Spring are playing a game with an array a of n integers. They will play the game for m time... |

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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