These problems are from a contest organized by Sylhet Engineering College on

See details...Standings

A.
Substring Search You are given n strings s1,s2,s3,…,sn and should process m queries. Each query is described by f... |

B.
Treasure There's a hidden treasure in a castle. There are n guards protecting the treasure. But the guards ar... |

C.
Pass the Parcel There are n people in a room. They want to play a game called “pass the parcel”. The people are numb... |

D.
Mathemagic You are given a sequence a of length n. For an arbitrary number x, f(x) can be defined as the number... |

E.
Yet Another Strong Problem You are given a string str consisting of characters 0 and/or 1 with an arbitrary integer n. Without ... |

F.
Broken Wall Alice has built a rectangular wall of N×M squares. The wall is made entirely of rectangular black an... |

G.
Good Array An integer array is a good array if we can make the whole array empty by applying the following oper... |

H.
MEXimum Let’s get straight to the point. You are given a tree. In the tree, each node u has a number au ass... |

I.
SUM Equals LCM Given N, print a sequence of N positive integers A1,A2,…,AN that satisfy the following conditions... |

J.
Average Query You are given an array s1,s2,…,sn of length n and an arbitrary integer x. For an array, c1,c2,…... |

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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