Complex Tashreef Tashreef finally received the Zuinness Journal of Galactic records recognition for being the most co... |
Hidden Graph There is an unweighted, undirected hidden graph. You are given an integer range from L to R. There a... |
Learning New Algorithms Every Day Shak is a new programmer and he knows nothing about algorithms. He has made a plan and decided to le... |
Choice Is Yours For not participating on contests regularly, Hasnaine (read Has9) has decided to kill Santo. But nob... |
GCD Grid You are given two integers N and M. You have to make a grid of N∗M size by following these rules: E... |
Magic Number Count Magic number is an integer number, which is only divisible by itself and total number of divisor wil... |
Jimmy and Jamy Jimmy and Jamy are two brothers. They like to play with colored marble. Jimmy has N boxes with three... |
Yet Another Hello World The greatest company, Pied Piper, is developing encryption systems. The company has already built Md... |
Bi-Element Subsequence You are participating in a game show. In the final round, the host pulls up a large sequence of posi... |
Once Upon a Time in Dhaka Dhaka is one of the mega cities of Bangladesh. At different times, Dhaka was entitled differently by... |
Object Detection Object detection is a computer vision technique that is used to identify and locate objects in an im... |
Counting Matrices Given a natural number N and a prime p, let’s define a special set Zp={0,1,2,…,p−1}. Now count the ... |
The Matrix In the metaphysical world of the Matrix, different people make their chessboards with their own spec... |
Misti Chor Bhootu likes to eat misti. As he is a mischievous kid, he has decided to steal misti from the nearby... |
Powerful Number Efa loves numbers. She thinks a number is powerful if it can be expressed in the form xy where x and... |
Divisible LCM You have a sequence a1, a2, a3, …, an of n integers and q queries. In each query, you are given ... |
Many Paths, Many Costs Alice and Bob are visiting Byteland. They are observing the map of this country. Surprisingly, the m... |
Maximum Distance You know it’s hard seeing your favorite person being interested in another one instead of you. At th... |
Pudding and Coins Pudding is playing a game that has n levels. There are a total of n(n+1)/2 coins spread out among th... |
Functions of the Hell's Kitchen The District Attorney(DA) of Hell’s Kitchen has been defined following functions. GCD(n,m): Returns ... |
Marbles Per Second You have a rooted tree of n nodes. If we traverse the tree from the root, let’s say the traversing o... |
Shine on You Crazy Diamond This problem is authored by one of our late friends, Sifat, who unexpectedly left us last year. He w... |
SUM Equals LCM Given N, print a sequence of N positive integers A1,A2,…,AN that satisfy the following conditions... |
Help Tanjiro Mojan kibutsuji is an evil demon who eats people and can turn people into demon. Tanjiro is a swords... |
Tricky Ratio Given the radius (r) of a circle you have to calculate the ratio between the circumference (C) of th... |