Problems
Least Complicated Mind You are given an array A of N positive integers. You can do the following operation any number of ti... |
StackLang StackLang is a stack-based programming language. Here, each program contains a series of commands th... |
Black or White Imagine an infinite chess board. The cell on the bottom-left most corner is labelled (0,0). The cell... |
Fraction and Its Representation Given three integers m,n,b (m<n), let’s consider the representation of m/n in base b. Since m<n, res... |
Painting a Red X The ground floor of AUST has been renovated. It now looks like a square with N×N tiles. The tiles ar... |
GCD, Divisor, Count! I like short statements and you should too so here's the statement without further ado You are give... |
Clock Fantasy One day the author imagined an analog clock with minute and hour arms. The thought was simple: if we... |
Three Letter Words Given a line of text find all the three-letter words. |
That One In the input you will have an integer n (where n is 1, 2, or 3) followed by 3 words. You will have t... |
Two Words Given a line of text (space-separated words), find the first word that appears at least twice in the... |
One-dimensional Imagine there are several lines in an one dimensional space. You are given the starting and ending p... |
Half Measures The numbers 1,2,3,⋯n (each integer from 1 to n once) are written on a board. In one operation, Jesse... |
Predict The Frequency Luis was sleeping. He suddenly woke up with three positive integers N, M and X. He told his younger ... |
Alligator Sky There are N balls in a box. You have two robots Alice and Bob. You will set favorite number for each... |
Argentina Vs Saudi Arabia Argentina Suffered one of the World Cup’s greatest shocks as Saudi Arabia came from behind to win an... |
Mission Top Ten This year, Bob will participate in the "Take-Off Programming Contest Spring 2023", a prestigious pro... |
Time to Prove Your friend is participating in the "Take-off Programming Contest Spring 2023". This time, he wants ... |
In Search of a Friend Rafi lives in a 2D space. He wants to participate in the “Take-off Programming Contest Spring 2023” ... |
Reassemble There are N posts in a line numbered from 1 to N from left to right. Each post i has a distance di ... |
Gardening You are given a tree with N vertices. Here, a tree is an undirected graph in which any two vertices ... |
Peculiar Partitioning II You are given an array a of length n. Each element of the array is a non-negative integer less than ... |
Safwan's Book Bonanza A grand book fair is taking place in your city, showcasing a dazzling array of books and publication... |
The Clash of Tactical Titans: Klopp vs. Ten Hag In the intense world of football rivalries, where victory and defeat carry immense weight, two icon... |
Farewell Alice has found an array A containing n non-negative integers, where the i-th element is named Ai. ... |
Invertible Construction You are given two integers n and k. We define an operation on a r×c binary matrix as follows: Choos... |
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
