Hasan the Treasure Hunter
Benjamin Gates the treasure hunter opened a coaching center named Khajna Dibo Na where he teaches hi...
Rik, the Space Traveler
Mr. Rik is a famous space traveler. He lives in a galaxy named Victa. There are many planets in this...
Wizard Duel
Wizard Duel is approaching soon in Hogwarts and the students of the Dueling Club are absolutely thri...
Adam Young
“It's hard to say that I'd rather stay awake when I'm asleep 'Cause everything is never as it seems ...
Zoba the Misleader
Zoba has 3 strings, named S1​, S2​ and S3​. He wanted to make a tough problem for Mihaf with these s...
XOR Tree
You are given a tree with N vertices. A tree is a connected undirected graph without cycles. The tre...
Tic Toc Toe
We all know what Tic-Toc-Toe works. But in the anime world, people aren't really interested in norma...
War in the Wizarding World
There is a deadly war going on between two countries (Bitland and Byteland) in the wizarding world. ...
Stephen, Bob, and Tomato's Canvas
If Stephen Hawking was right, then there is a universe where Bob Ross is a student of Tomato Yoshi. ...
Village Fair 2
There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ...
Hide and Seek
You know how to play hide-and-seek, right? In a group of kids, one of them is selected to be the see...
Birthday Present?!
As everyone gifts graphs or strings to people on their birthdays, Oyshee’s friends decided to do som...
Multiverse Of Courier Service
Dr. Strange finally discovered a safe way to travel between parallel universes. By noticing people’s...
Flyover in Twinland
Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise...
T5 Racing
It is high time for the annual T5 racing and your team is planning to win the race. In T5 racing the...
Chow, Mo
Mo, the jumper has found an extraordinary tree in the woods. He absolutely loves it. He already has ...
Do You Know Tree ?
"Stay at least one metre distance from others.” Corona has affected the World as well as Bangladesh....
Big Bang Theory
Dr. Sheldon Cooper is working on a project that works on the 2D concept of the universe. In this pro...
Ghosh vs Datta
About two hundred years ago, a serious dispute evoked between the two neighboring colonies of Khulna...
Preparing for War
There were N cities in England. Each contained a warrior with skillset equal to X. All the cities we...
Kingdom - Great Roads of Destiny
Shin wants to be the “Great General of the Heaven”. It is his dream. But becoming a “Great General o...
Simple And
You are given a tree containing $N$ nodes. The nodes are numbered from $1$ to $N$. The root node of ...
Flow on Tree
Mr. Kaboom has recently learned about maximum flow. Now his friend Mr. Taboom gave him this problem....
Prime Avoider
Mr. X is a friend of Hafiz bhai. Mr. X loves to play with numbers in his leisure but he hates prime ...
Explosion
There is a house named Larcana. It is a very weird house. There are exactly N rooms in total and bet...
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