## Dilu's LibraryDilu is a young boy who loves mathematics. He recently learned how to code. He was interested in sol... |

## Mirror WorldImagine a world inside mirror, where everything becomes reverse. Left hand becomes right hand, right... |

## Genius Needs HelpYou all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d... |

## Elementary ArithmeticWhen Shakib was little, his mother used to help him with his studies. Usually, around 7 PM in the ev... |

## Kitchen CombinatoricsThe world-renowned Swedish Chef is planning a gourmet three-course dinner for some muppets: a starte... |

## Elementary Arithmetic - 2Long ago, after learning how to add two numbers, Shakib came to know about multiplication. Multiplic... |

## BigNumSumYou will be given two numbers of 40 digits each. You will have to print the summation of these two n... |

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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