COVID-19 OutbreakCOVID-19 outbreak in Atlantis is so bad that the government is forced to lock down the whole country...
|
Plant Trees, Save LifeThere are n students in a school. Some of them are friends with each other. You want to make the sch...
|
Traveling Policy of AjobdeshIn Ajobdesh, there are multiple cities and one of them is considered as the capital city. Obviously,...
|
Identify The LevelAmin and Belal are two friends. Both have good knowledge about graph and tree in data structure part...
|
Sofdor Ali's Black and White TreeSofdor Ali loves Computer Science. He prefers hexadecimal number system to decimals, just because it...
|
Kingdom of CodeKingdom CODE is the most peaceful place in the universe. King NOVOSH and Queen ALMIDA is ruling this...
|
Scary TreeRecently Alex has been learning about “Tree” data structure. While he was learning, a question popp...
|
Road Minister TechboyTechboy is appointed as the minister of roads and highway in his country Better-Not-Name-It. Now he ... |
Yet Another XOR ProblemGiven a rooted tree with N nodes where each node has a value, find a pair of nodes (u, v) so that u ...
|
Kingdom - Great Roads of DestinyShin wants to be the “Great General of the Heaven”. It is his dream. But becoming a “Great General o...
|
Bad XOR 2 (Hard)So after successfully becoming many people’s nightmare, XOR has struck again, this time to haunt you...
|
Prime AvoiderMr. X is a friend of Hafiz bhai. Mr. X loves to play with numbers in his leisure but he hates prime ...
|
Darth Vader and 3PO on a Tree!Did you watch Star Wars yet? No? You should in your free time. Now back to Darth Vader and 3PO. Dar... |
Keep MovingBalurmath is a city which has N interesting tourist spots, which are connected between themselves by... |
Village Fair 2There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ...
|
Circuit BreakerIn your free time, you like to design various electrical circuits to give a hard time to your local ...
|
War in the Wizarding WorldThere is a deadly war going on between two countries (Bitland and Byteland) in the wizarding world. ...
|
A Boring GameAlice and Bob are playing a game with a tree with n nodes. Alice always plays first, and the two pla... |
Gold MinesThe city of gridland is a grid with n rows and m columns. The city can be divided into n*m cells. A ...
|
Haunting of HerobrineHerobrine’s horror stories are known by many, but only a few dares to speak that name out loud, for ...
|
Big Bang TheoryDr. Sheldon Cooper is working on a project that works on the 2D concept of the universe. In this pro...
|
The Spy CatsAfter Max and Alexis’s initial plan to conquer the world with kitten armies failed, they started a n...
|
Life Saving AlgorithmRecently flood has vastly affected some regions of the country. So many people are helpless and suff...
|
ExplosionThere is a house named Larcana. It is a very weird house .There are exactly N rooms in total and bet...
|
T5 RacingIt is high time for the annual T5 racing and your team is planning to win the race. In T5 racing the...
|
Zoba the MisleaderZoba has 3 strings, named S1, S2 and S3. He wanted to make a tough problem for Mihaf with these stri...
|
Stephen, Bob, and Tomato's CanvasIf Stephen Hawking was right, then there is a universe where Bob Ross is a student of Tomato Yoshi. ...
|
Preparing for WarThere were N cities in England. Each contained a warrior with skillset equal to X. All the cities we...
|
Milad's Lost TreeMilad likes trees so much. He has a rooted tree with $n$ vertices each of which has some non-negativ...
|
uDebug