Be Like HasibHasib, the famous programmer, uses a little game when he teaches Binary Search to his students. He r...

I Scream, You Scream!Meem loves ice cream cones. So much so that she created an ice cream stand to share the joy of ice c...

Answer the QueriesGiven an array of N elements, indexed from 0 to N1. Now you are given some queries in the form [L, ...

BuildingsThere are n buildings in a row. The height of the i’th building is hi. You have ৳k. It is the amoun...

Most Difficult Problem EverYou are given a function like below: long long F(int A, int B, int C, long long x) { long long...

An Obvious Interactive ProblemI pick a number. You guess it. You can guess at most 25 times. For every guess you make, I will tel...

Lucky ShirtMarjokes is a very famous comedy personality in Byteland. He is a poet, a writer, a singer and an ac...

Complex OperationsYou are given an array A of length N. You have to perform two different types of operations. In the...

Balanced ReliefThanos just finished his relief work. We all know that Thanos loves balanced things. So he finds so...

The Multiplayer Action GameHave you played the game Agar.io? According to wikipedia, Agar.io is a massively multiplayer action...

A New TreeBob had N isolated nodes. He decided to connect the nodes by creating new edges and make a tree. So ...

Sofdor Ali and Attack OptimizationTuki and Jha is in the middle of an interplanetary war and their base is under drone attack! They ar...

Spot It!Have you played the game Spot it!? Though there are many ways to play this game, the basic rule is t...

Mind Flayer Has Attacked Again!Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h...

Poltu and Interesting NumberPoltu Loves interesting number. So he wants to find this type of number. The definition of an inter...

XOR PartitionNeo has a hidden array A of n integers where 0 ≤ Ai ≤ 109 is satisfied for each i from 1 to n . You...

MSequenceA sequence is called Msequence if after removing zero or more elements from the sequence the GCD o...

Jenga TowerMaybe you all are familiar with Jenga Game. “Jenga is played with 54 wooden blocks. Each block is th...

WatercolorBob is the owner of a shop named “Color Maker”. He has 256 types of watercolor in his shop. The type...

City of BurgerlandHave you ever heard of The Burgerland City? The city is full of burger shops. You will surely find s...

Beauty FactorMehedi and Burhan are two friends. Yesterday they have participated in a class of sorting. Actually ...

StraightforwardNo gossip. In this problem I will just say what to do. Initially, you will be given a bracket sequen...

Dividing the GiftsToday is a very good day in CSEmpur because Tuktuki has bought N gifts! Tuktuki wants to give these ...

The Exceptional ArtistIrtiza is an extraordinary sketch artist. His obsession with perfection drives him to make every pix...

Average the ArrayYou are given an array A of length N. You have to choose a subset S from given array A, such that av...
