Hardest Problem Ever Prof.Dr.DP is very famous professor. He is expert (actually legendary grandmaster) in Dynamic Progra... |
Exponential Growth You will be given two integers X and N, you have to calculate XN modulo 1000000007. |
Cache Cash You are a software developer in a reputed firm. For a previously written badly optimized module you ...
Moderate
4/7/19 |
Boys in the Assembly N boys are standing in the assembly. There is a single line only. Boys are denoted by their roll num... |
Bitcoin Currency Prediction Bitcoin is a digital currency created in 2009.It follows the ideas set out in a white paper by the m...
Moderate
3/3/4 |
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. 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... |
Code Crack Miss Abida a tech-smart student. Her friend M.Roy developed a social media site bugbook.com. Miss Ab... |
Super Shop A super shop sells only 26 items, labeled them from āAā to āZā. The shop stores the list of products... |
Match the Color 'Subha' is a girl of 5 years old. Already she can recognize almost all of the colors and shapes even...
Hard
12/12/23 |
Lazy Supermen There are two hills in Sonargaon. The heights of them are H1 and H2 meter. The distance between the ... |
Be Efficient!! Little Anita was again thinking about a problem! Recently she was thinking about installing some foo... |
Meena's Fibonaccina Meena likes Fibonaccina numbers a lot. She gave Raju an assignment on Fibonaccina numbers. So Raju a...
Moderate
22/47/161 |
Dot Hunter The birthday party is near to an end now. You, Sohel bhai and all his others friends are playing a g... |
Arrayman Arrayman is a very famous person. He has an array of n integers. He wants to divide it in a number o... |
Spanning Tree There are N nodes in a tree. You can start from any node of that tree and you have to come back to t... |
Village Fair 2 There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ... |
Big Bang Theory Dr. Sheldon Cooper is working on a project that works on the 2D concept of the universe. In this pro... |
Alice Loves to Play Games Alice loves to play game. Recently, she downloaded a new game from google play store. In this game, ... |
Just Primes II (Hard) Given a positive integer N, calculate the minimum number of distinct primes required such that their... |
Crisis in Antartica Mr X and Y are famous chemists and mathematicians who live in Antartica. You know, it's a cold place... |
Water Project of Black Iceland Black Iceland is one of the largest populated city in this world. Due to pollution and scarcity of p... |
Cover the Points You are given a set of points P, and a set of target points M in 2D space. For each point M[i] in M,... |
Just Primes II (Easy) Given a positive integer N, calculate the minimum number of distinct primes required such that their... |
War of Kingdoms There is a country named WARLAND. It is a big country, so it is divided into N kingdoms. Each kingdo... |