Description is Pathetic
Do you know what is the hardest part of creating a problem? Thinking and writing the description. Yo...
Mighty Thor
"Whosoever holds this hammer, if he be worthy, shall possess the power of Thor." This inscription wa...
Moderate 5/6/38
Back to Back
You will be given an array $A$ of size $N$ and $Q$ queries. The queries will be given in the followi...
msabeer Moderate 5/6/28
Spam Me Not
Your team has been tasked to build a section of a web app where users can choose whether and how the...
Othello
Who doesn’t love board games? During this COVID lockdown, we all are bored at home and need to enter...
pinanzo Moderate 5/5/5
Captain Shoaib : Civil War
Captain Shoaib is fighting against the zombies with his army. At some point, he realized that some o...
Divisible LCM
You have a sequence a1​, a2​, a3​, …, an​ of n integers and q queries. In each query, you are given ...
Prime Divisor on Tree Path
You are given a permutation of P numbers which are 1 to P and a tree with N nodes each node having a...
Q/A Loop
Mr. X is developing an interactive question answer system. This system has the following features: 1...
math10 Moderate 33/40/61
Datta's Dilemma
Datta, the famous sport programmer and gamer emerging from the southern part of Bangladesh is in dil...
Christmas in Vikendi
Once upon a time, there was an ancient city called Vikendi. In the city of Vikendi, there were $N$ s...
Nodes and Depth
From the above figure, the number of nodes for the first three depths are 3, 9, and 27. You will b...
The Young Great Wizard of UTA
Once upon a time, two orphan boys fought to become the king of two countries. These two orphans were...
The Game Is Finally On
As Mr. Bean was playing a video game in the previous problem, now he is leveled up. At this level, h...
Gopal's Grand Gambit: Tracking Montri's Treachery
We're familiar with Krishnanagar, ruled by King Krishnachandra Roy and his council, including the no...
Social Distancing
The country of KhoaNali is structured as a giant road with N buildings on both sides, the northern b...
Again GCD Challenge
You will be given a number X. Now consider any sequence extra ordinary if its length is at least 2 a...
Expandable ListView
Minas is working on his new language. He want to add a feature call expandable listview. Here he exp...
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 ...
Jontrona of Liakot
Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ...
Sir From CSEmpur
Have you seen the monkey sticker set? Maybe not.But I am pretty sure you have seen it a lot if you e...
The Crossover Everybody Asked For: Rise of the Thorn Villain Duckducula
After the crossing of some millennia the forever feared one has arisen. Inflicting fear, tormenting ...
Bloom
"DALL·E 36FC" is a new AI system that can create realistic images and art from a description in natu...
The Assignment
Bolt is working at a prominent company called Icefire. He has been given a task for evaluation. The ...
Escape Room : The Deadly Puzzle Game
Context: An escape room, also known as an escape game or puzzle room, is an immersive challenge wher...
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