Math Problems
Raem's Square Raem is an eight years old boy. One day his family was visiting Dhaka Shishu Park near Shahbag. Besi... |
No Onion, No Cry -Onions make us cry, don't they? They can make us happy too. -How? -Read the statement carefully! I... |
Life of Phi II You will be given two integers n and m where GCD(n,m)=1. You have to tell that how many numbers are ... |
Mr Makor And His Friends Mr Makor has a set S of n integers. He calls a sequence of length k special if every element of the ... |
Boys in the Assembly N boys are standing in the assembly. There is a single line only. Boys are denoted by their roll num... |
M-Sequence A sequence is called M-sequence if after removing zero or more elements from the sequence the GCD of... |
Exponential Growth You will be given two integers X and N, you have to calculate XN modulo 1000000007. |
Composite Facts Let's define two functions F and S: F(n) = 1 + n! S(n,m) = Sum of first m non-prime integers which ... |
GCD Plus LCM In this problem you will be given two integers a, b. You have to answer if GCD(a,b)+LCM(a,b)=a+b is ... |
Perfect Points Perfect lines are the lines y=mx+c such that m and c are positive integers. Perfect points are the p... |
Weird Subtraction You are given two integers n and m. You have to subtract m from n until n becomes less than or equal... |
Beauty of AP Solving problems is fun in competitive programming, right? So let’s solve a fun task today too :P. 1... |
How Many Kids Are in the Circle? A group of kids are standing in a circle and playing catch the ball. For fair play, they always main... |
Solve This Giveaway Problem First This problem is straightforward and easy. You will be given two integers N, P and a list L of positi... |
Find the Number of Pearls Today is a very special day. It’s the birthday of only one girlfriend of programmer Shojib. Now, you... |
Is Bita Happy? Bita has learned bitwise-operations recently. She is doing some experiments with these operations no... |
I Love 0 Since childhood Abir loved to play with numbers, one day he was counting numbers from 1 to 100 and h... |
Rivalry Friends Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t... |
How Many Litchis? Tasnim comes to visit Dinajpur which is very famous for litchi production. Today, she comes to a lit... |
Admission Gift During admission exams in the city of RR (Royal Royal city), the students of RR University of Engine... |
Proper Leap Years Byang's friend was asked to author a programming problem where the challenge was to identify if the ... |
Day-Month-Year Meena is a talented girl in her class. She likes to brainstorm in her leisure times. One day, she wa... |
Delete the Array There is an array of size n. You will be given an integer x. In each move you have to subtract x or ... |
Modulo Let's get straight into the problem. In ths problem, here will be multiple test cases. In each test ... |
Byang's Additions Byang is learning how to add numbers. However, he gets confused whenever there is a carry. To help B... |
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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
