Putting Guards
Shetu is playing a popular game called "Putting Guards". In this game there are various types of rec...
Save BPL
Bangladesh Premier League (BPL) is one the most prestigious cricket tournaments. Talented players fr...
Make More Money
You, the great businessman of TEUB, arrived at ESC land which consists of N cities numbered from 1 t...
Event Timing
Bob is making a new application for Android phones. Front-end of his app has a button like this: Whe...
You Want Chocolate?
Bear Limak is very much fond of chocolate. His mom wants her son to study hard and develop his skill...
Sofdar Ali's Next Day
Sofdor Ali goes to Karwan Bazar every Thursday to eat Jilapi! But he often forgets what day is Thurs...
Mines
The game of mines is a tricky one. You start with a grid and you click your way through the cells to...
Palindrome Again
Zain and Zion are best friends. Their favourite game is finding palindromic numbers. But today Zion ...
Find NSUPS
Given a string s, find the number of subsequence in s which forms the word "NSUPS". A subsequence is...
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 ...
Identifying Map Tiles
Map websites such as Bing Maps and Google Maps often store their maps as many different image files,...
Super Sort
Given an array of numbers and a non-negative integer K you have to sort the array in such a way so t...
A Feast for the Fans
Game of Thrones is an American fantasy drama television series created by David Benioff and D. B. We...
A Ridiculous Problem
Let's face it. This problem is here just to spite you off. So, I will not beat around the bush. You ...
Directed Rectangle
Sami has just finished his assignments, to relax, he wants to play games. Since he’s banned from PUB...
Dilu's Library
Dilu is a young boy who loves mathematics. He recently learned how to code. He was interested in sol...
Word Count
Counting the frequencies of words are a basic and important task in natural language processing. In ...
Byang and The Grid Game
Byang has invented a game he wants to play with his soulmate Byangette during their spare time. The ...
The Game Is On
As we know Mr. Bean is mainly an action movie star. But during this pandemic, he is not able to do a...
The Depressed Guy
There is a guy named "Lucky" who is depressed now. His friend Jack knows why he is depressed. He has...
XOR and the Array
Given an array of N integers, you need to find out the minimum number of integers that must be added...
Do You Know LIS?
Alam has an array a with n elements a1​,a2​,…,an​ and an integer x. For each i (1≤i≤n−1) index i and...
Some Basic Chords
Where do you start when you want to learn to play guitar? Well learning chords and strumming songs i...
Hamming Distance
Hamming distance between two binary strings of equal length is the number of mismatches between ever...
N-th Prime
In this problem, you will have to print the n-th prime number. The first few prime numbers are given...
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