Problems from Criterion 2020 Round 2
A.
The Lone Wolf Just like you, the Lone Wolf is a loner and amidst a row of soulmates at Dhanmondi Lake today, only ... |
B.
Shrink the Array You have an array of size N which contains positive integers. You can apply the following operation ... |
C.
The Reminder to Expect Do you know Trevor Philips? Well he is a mad guy who gets mad at everything. Recently he got mad at ... |
D.
Pleasant Permutations A sequence of n integers is called a permutation if it contains all integers from 1 to n exactly onc... |
E.
Oishi Teacher and Her Naughty Class Oishi teacher has returned to her class after the tiffin break. She noticed that some students who r... |
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
