Math Problems
Cocoa Coalition Alice and Bob decide to share a chocolate bar, which is an $n$ by $m$ rectangular grid of chocolate ... |
Building Boundaries Maarja wants to buy a rectangular piece of land and then construct three buildings on that land. The... |
The Story of Two Friends There are two friends F1 and F2 in a city. They both are student of FCB High School. Also, they resi... |
Paltu, a Prime Lover Note that the memory limit is unusual. Paltu is a good programmer and he loves prime numbers. One da... |
Sum of GCD and LCM The greatest common divisor (GCD) of two integers, is the largest integer that divides both of the i... |
Help Lazy Tareq There is a boy named Tareq Abrar who is very lazy. He likes sleeping. He also likes eating. His moth... |
Incorrect Is Incorrect This is a straightforward problem. You will be given an incorrect mathematical sum expression like $... |
How Many Pairs of LCM? A Common Multiple of two integers a and b is an integer X, such that both a and b divides X. A numbe... |
Elementary Arithmetic - 2 Long ago, after learning how to add two numbers, Shakib came to know about multiplication. Multiplic... |
Perplexity of Permutations A permutation of N integers from 1 to N is an array where each number has appeared exactly once in t... |
Erik: The Candyboy - 1 Erik has N candies, and he wants to distribute those candies among his friends. But he has more frie... |
PUBG Lover Programmer: The Beginning Sroud loves to play PUBG and does programming contest. He always thinks about converting gameplay to... |
Prime Team There are n players standing in a line. Each of the players is assigned a unique jersey number. You ... |
Distribution of Relief "Please follow all instructions provided by your local health authorities." Due to Coronovirus epide... |
Morona Virus Arrived "Cover your nose and mouth with a bent elbow or tissue when you sneeze or cough." World has defeated... |
Playing With Aladdin Aladdin is a fictional character and the titular protagonist of Walt Disney Pictures' 31st animated ... |
Mushrur Injured in Singara Blast Mashrur Hossain, a programmer, came to Bot-toli from GEC yesterday to attend an event organized by t... |
The Easiest Problem Tareq Abrar is a lazy programmer. He has a friend named Aminvai, who is famous for his amazing skill... |
Dinner With Aminvai Aminvai is a famous programmer of the world. He has a lot of fans & followers. Unfortunately, he has... |
An Act of Uniformly Random Kindness After selling all the bitcoins that you bought back in 2010, you now find yourself with a huge amoun... |
Combination Lock Imagine a Combination Lock - If you set the numbers to a preset combination (passcode), the lock wi... |
Counting Subsets Mr. Meseeks has just turned evil and is on his way to destroy the universe. To stop him Rick and Mor... |
First Snow One day Tomato woke up late in the morning and realized that she had a long list of todos. Frantical... |
Niko Goes Farming Niko has completed his degree in CSE from North South University. Now he has been tenaciously lookin... |
Killing Floor $N (1 \leq N \leq 10^{18})$ robots have decided to take part on a battle royale. Every robot has a u... |
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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
