Balanced Relief
Thanos just finished his relief work. We all know that Thanos loves balanced things. So he finds som...
Buildings
There are n buildings in a row. The height of the i-th building is hi​. You have ৳k. It is the amoun...
Mind Flayer Has Attacked Again!
Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h...
Productive Employees
Congratulations on becoming the new boss of "Horizontal Company, branch: Sylhet"! But now you have a...
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...
Complex Operations
You are given an array A of length N. You have to perform two different types of operations. In the ...
The Story of Stringland
The king of Stringland is employing an elite force of undercover agents to protect the kingdom from ...
Poltu and Interesting Number
Poltu Loves interesting number. So he wants to find this type of number. The definition of an intere...
Most Difficult Problem Ever
You are given a function like below: long long F(int A, int B, int C, long long x) { long long res =...
Answer the Queries
Given an array of N elements, indexed from 0 to N−1. Now you are given some queries in the form [L,R...
XOR Partition
Neo has a hidden array A of n integers where 0 ≤ Ai ≤ 109 is satisfied for each i from 1 to n . You ...
M-Sequence
A sequence is called M-sequence if after removing zero or more elements from the sequence the GCD of...
Jenga Tower
Maybe you all are familiar with Jenga Game. "Jenga is played with 54 wooden blocks. Each block is th...
Watercolor
Bob is the owner of a shop named "Color Maker". He has 256 types of watercolor in his shop. The type...
City of Burgerland
Have you ever heard of The Burgerland City? The city is full of burger shops. You will surely find s...
Beauty Factor
Mehedi and Burhan are two friends. Yesterday they have participated in a class of sorting. Actually ...
Straightforward
No gossip. In this problem I will just say what to do. Initially, you will be given a bracket sequen...
Dividing the Gifts
Today is a very good day in CSEmpur because Tuktuki has bought N gifts! Tuktuki wants to give these ...
Be Like Hasib
Hasib, the famous programmer, uses a little game when he teaches Binary Search to his students. He r...
Easy Sequence 1
Let’s define an easy sequence F. Where: F(1)=1 F(2X)=F(X)2+1 F(2X+1)=F(X)×F(X+1)+2 Here X is a posit...
The Multiplayer Action Game
Have you played the game Agar.io? According to wikipedia, Agar.io is a massively multiplayer action ...
Largest Prime
A positive integer number n is called a prime number, if it is only divisible by 1 and n itself, whe...
Kitorp and His Love
Kitorp loves his wife Asiar(who is a problem solver as well) but he loves math more. To get his atte...
Eet Izz Phet!
A long long time ago, I left the country that was my home and with my head full of brains and shoes ...
Spot It!
Have you played the game Spot it!? Though there are many ways to play this game, the basic rule is t...
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