Math Problems
String in a Grid 2 Prof. Bari loves to play with string. He is also very skilled in drawing. One day he was drawing a g... |
Equation Equals Hazards You are given the equation, GCD(A,M)=1. You have to determine whether there exists at least one inte... |
Weird Subtraction You are given two integers n and m. You have to subtract m from n until n becomes less than or equal... |
Magic Number Jack loves to play with numbers. One day, while he was playing with numbers he found something inter... |
Power and Mod Exponentiation is a mathematical operation, written as b n , involving two numbers, the base b and t... |
Sofdor Ali and Histogram The Great Sofdor Ali is now interested in competitive programming. Seeing this, his friend and also ... |
Blanket You have a suitcase with length X, width Y and height Z. You also have a very comfortable blanket. I... |
How Many Ways? Regular problem solvers starts their journey by solving ad hoc and number theory. After getting the ... |
Love Letters! Lately Fahim is getting a lot of love letters. A LOT of love letters. Since he is confused about whi... |
Find the primes? For a positive integer n, let’s define a function f: f(n) = sum of positive integers less than n whi... |
Area In this problem, you will be given a square which has a length of n. Co-ordinates of the square are ... |
SUM Equals LCM Given N, print a sequence of N positive integers A1,A2,…,AN that satisfy the following conditions... |
Calculate the Sum If You Can This problem deals with the following expression: 1−2+1−2+1−2+1−2+1−2+1−2+1−2+... Given n, you have ... |
Kinderbijslag Kinderbijslag (children's allowance) is a social security payment which is distributed to the parent... |
Magic Square A little boy Towhid is good at mathematics. He solves a lot of mathematical equation regularly. He i... |
Window Seats on a Bus Karim is traveling by bus. He has the window seat. However, he has to share the window with the pass... |
Nusrat's Treat We all know how much Nusrat loves chocolate! She gets a lot of chocolate from her friends and family... |
Relatively Prime Given a positive integer N, determine how many of the integers between 1 and N are co-prime with N. ... |
The Titan The Titan, a giant ship started its journey on the dark sea. It was going to the North America. On t... |
Absolute U Do you know about absolute value function? In mathematics, the absolute value of a real number u, de... |
For Loop FTW You are given an integer N which can be represnted as the product of two positive integers. $ N = a_... |
Niko Goes Farming Niko has completed his degree in CSE from North South University. Now he has been tenaciously lookin... |
Mr. Ant and His Problem Mr. Ant has 3 boxes and the infinite number of marbles. Now he wants to know the number of ways he c... |
Largest Prime A positive integer number n is called a prime number, if it is only divisible by 1 and n itself, whe... |
An Arithmetic Problem A sequence is an arithmetic sequence if every two successive number has same difference. Suppose thi... |
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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
