Problems from Stamford University Bangladesh Winter Contest 2020
A.
Minimum Excluded In a given set of integers, the "mex" or the minimum excluded value is the smallest non-negative int... |
B.
Perplexity of Permutations A permutation of N integers from 1 to N is an array where each number has appeared exactly once in t... |
C.
Brain Pleased Like most of the other teenage girls, Shabnam loves to generate strings. But recently, she discovere... |
D.
Elementary Arithmetic - 2 Long ago, after learning how to add two numbers, Shakib came to know about multiplication. Multiplic... |
E.
How Many Pairs of LCM? A Common Multiple of two integers a and b is an integer X, such that both a and b divides X. A numbe... |
F.
Metro Rail Blocks The city of Dhaka is experiencing the construction of metro rails. Imagine one such metro rail spans... |
Practice Contest
Practice contests allow you to re-run contests and experience them as close as possible to the original run.
Tags
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
