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

Standings

A.
Primeland's Currency One day Edge was roaming at Primeland. Primeland is a beautiful country where every banknote is a pr... |

B.
Easy Substring Problem Sohom has two strings s and t consisting of lowercase Latin letters. You have to find a permutation ... |

C.
RedXXXXXXXX One day while sitting on AUST RedX, Alam was thinking about his future. Suddenly, you came and sat b... |

D.
Carnival Is Here! Welcome to AUST CSE Carnival 1.0! The carnival is organized by AUST CSE Society and powered by Integ... |

E.
Easy Swap You are given two binary trees b1 and b2, both having the same number of nodes. Nodes are numbered f... |

F.
Long Multiplication You are given an integer n. You have to perform m operations on it. In each operation, you have to m... |

G.
Another Divisibility Problem Given an integer a containing n digits and another integer b, find the number of integers k where bo... |

H.
Magic Exists! Ethene has a pet named “Khatash”. Weird name, right? Ethene loves and adores her pet so much. Khatas... |

I.
Guess the Point This is an interactive problem 😎 There is a point p in the 2D cartesian plane. You just have to gues... |

J.
Maximum OR Consider this bitwise OR operation between 2 integer numbers, AORB=C You are given A and C. Find the... |

K.
Friends Group There is an array a with n integers. Recently array indices are getting friends with each other. Two... |

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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