These problems are from a contest organized by Daffodil International University on

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A.
Inception Nahil was recently admitted to Daffodil International University. One day, his university alumni nam... |

B.
Equability Rehnuma and Syma are two friends. Syma loves to solve problems. One day Rehnuma thought of challengi... |

C.
A Cricket Match Prof. Bari and his friends went to watch a one-day cricket match. They were enjoying the match as th... |

D.
Line Segment A random kid named ‘Mofiz’ loves line segments in the number line. One day he and his friend ‘Sofik’... |

E.
Lucky Numbers V1 Nekobasu is a random college student who thinks he is an expert in number theory. One day Nekobasu f... |

F.
Palindrome Revelation Once a brave man went out in search of treasure in a cave called “Matai Hakor”. Then while searching... |

G.
Milky Way Galaxy There are so many planets in our Milky way galaxy. It’s really amazing that all planets are actually... |

H.
Lucky Pairs V2 — This is the hard version of the previous lucky number V1 problem. After successfully solving the p... |

Practice contests allow you to re-run contests and experience them as close as possible to the original run.

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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