These problems are from a contest hosted on See details...

. A.
Open the Door Abdul Alim, a highly acclaimed programmer known for his exceptional skills, found himself in an extr... |

B.
On a Mission to Meet: Arif's Challenge in United Khagan In the busy town of UK ( United Khagan ), Arif and Farid were eagerly planning to meet up to discuss... |

C.
Who Will Win! On the morning of Thursday, voting for the Gazipur City Corporation began. All 480 polling places us... |

D.
Hobbit Day !!! There is a small town called Hobbiton. Hobbits live in this town. They are content to keep to themse... |

E.
Abdul's Dilemma In a puzzle competition called "Mystic Quest," a new edition is held every year denoted as MQN (the ... |

F.
Best Programmers League (BPL) The Best Programmers League (BPL) was in full swing. The day had finally arrived for the highly anti... |

G.
The Fake Mathematician !! In a peaceful kingdom, there lived a clever mathematician named Murk Zuckersmirk. Known for his shar... |

H.
That's Not You Are Thinking Determine the X angle of each shape below |

I.
Rick C-137! Rick Sanchez commonly referred to as Rick C-137 is a genius scientist. Rick does not care about his ... |

J.
Catch me If You Can Imam and Towsif Two famous thieves are planning to rob a bank . At some point of planning they decid... |

K.
Closest 1 Sadly, the problem setter couldn't think of an interesting story, thus he just asks you to solve the... |

L.
A Creative Conundrum Once upon a time, a talented artist named Olivia lived in a small town nestled among rolling hills. ... |

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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