Genius Needs Help You all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d... |
Game of Palindromes In a popular computer game, Game of Palindromes also known as GOP there is a city called Palindesh. ... |
Switches Technology is going ahead very fast. How can we know what will we get in future? One day you met a g... |
Explosion There is a house named Larcana. It is a very weird house. There are exactly N rooms in total and bet... |
Elementary Arithmetic When Shakib was little, his mother used to help him with his studies. Usually, around 7 PM in the ev... |
String Factory Welcome to the string factory where strings are generated in a peculiar manner. You are given a stri... |
Is It Perfect Bob has an initial array D of length n . Alice is a good friend of Bob. So Bob challenges Alice to f... |
Finding Lines Annabel and Richard like to invent new games and play against each other. One day Annabel has a new ... |
Kitchen Combinatorics The world-renowned Swedish Chef is planning a gourmet three-course dinner for some muppets: a starte... |
N-th Prime In this problem, you will have to print the n-th prime number. The first few prime numbers are given... |
Goku's Tree Recently Goku has discovered a rooted tree graph. Goku’s tree has N nodes, among them node 1 is the ... |
Challenging Lover Greetings to all of you. You must have heard about our star programmer Rafat bhai. One day he went o... |
Expected Result A witch has imprisoned Bob in the 1st room of the Central Witchland Hotel. The hotel is weird. All t... |
Birthday Surprise Adnan bhai, Priyom dada and Shuvo bhai are the members of MU_Kheloars. They recently got graduated a... |
Building the Number This is a straight-froward problem. You will be given N. You have to find the expected value of buil... |
Magic Number Jack loves to play with numbers. One day, while he was playing with numbers he found something inter... |
The Lucky Dice Ray and Evangeline are playing a game named "The Lucky Dice". In this game, each player tosses up an... |
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 ... |
Sheldon's Obtuse Triangle We all know Sheldon Cooper from The Big Bang Theory. Recently he got his Nobel Prize. He likes polyg... |
Unique Relief Thanos has now figured out how to visit all the houses in the flood-affected area. However, now he h... |
Expected Oddness Alita found a string of n characters where each character of the string is either '0' or '1'. The Od... |
Phi Numbers in Range! In number theory, Euler’s phi function, denoted as ϕ(n), is an arithmetic function which counts the ... |
Random Graphs This problem is very easy. There's a graph of $N$ nodes. Each edge $u-v$ ($u >= v ; u = v$ is possib... |
A GRE Themed Contest Problem Sadman and Najkin were solving a GRE math problem, Rejbah another friend of theirs listened to that ... |
Earn Your Cupcake A delicious NxN grid is given to you. All the lattice points of this grid contain a cupcake each exc... |