## An Obvious Interactive ProblemI pick a number. You guess it. You can guess at most 25 times. For every guess you make, I will tell... |

## A New Tough GameWe are introducing a new game in Toph. And, by participating in IUT ICT Fest 2019, you have become o... |

## Bulls, Cows, and DigitsLet's play a game. This game is a few centuries old. Nonetheless, it is a good one for an interactiv... |

## Admission GiftDuring admission exams in the city of RR (Royal Royal city), the students of RR University of Engine... |

## The Lone WolfJust like you, the Lone Wolf is a loner and amidst a row of soulmates at Dhanmondi Lake today, only ... |

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

## Lost in Binary TreeYou have a rooted unweighted binary tree. But somehow you forgot which vertex was the root. Well, yo... |

## Find the ShipYou will be playing an interactive game in this problem. The game is played on a 7×77\times 77×7 squ... |

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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