Problems from Tough Dash, June 2023
A.
One-dimensional Imagine there are several lines in an one dimensional space. You are given the starting and ending p... |
B.
Don't Shout It is well known on the Internet that you shouldn’t type in all caps. YOU SHOULDN’T. On the Internet... 
Very Easy
277/311/607 |
C.
The Third Problem This is the third problem of today’s contest. In this problem you will be given a list of numbers. Y...
Moderate
403/420/706 |
D.
How Many X's? Given a string with only X’s you have to print how many X’s there are.
Very Easy
622/647/1k |
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
