Gold Mines The city of gridland is a grid with n rows and m columns. The city can be divided into n*m cells. A ... |
The Selection SUST has n departments numbered from 1 to n where every pair of distinct departments is connected by... |
Act of Random Kindness (Hard) Sammy and Meera liked adventures a lot. Once in a while they used to set out adventures. This time t... |
Milad's Lost Tree Milad likes trees so much. He has a rooted tree with $n$ vertices each of which has some non-negativ... |
Christmas Tree Professor Rio has an amazing Christmas tree. Unlike other trees, this Christmas tree has some specia... |
Scary Tree Recently Alex has been learning about the tree data structure. And, he has been struggling to write ... |
Prime Avoider Mr. X is a friend of Hafiz bhai. Mr. X loves to play with numbers in his leisure but he hates prime ... |
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... |
Poltu and Minimum Spanning Tree Boltu gave a simple task to his best friend Poltu. You are a good programmer. So, Poltu hired you to... |
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... |
Color The Graph You are given an acyclic, bidirectional graph with N nodes and M edges. The nodes are numbered from ... |
How Many Ways? Regular problem solvers starts their journey by solving ad hoc and number theory. After getting the ... |
I Hate Long Description There are N cities in the country AjobDesh and M one way roads connecting the cities. There lives ex... |
Hidden Graph There is an unweighted, undirected hidden graph. You are given an integer range from L to R. There a... |
Hasan the Treasure Hunter Benjamin Gates the treasure hunter opened a coaching center named Khajna Dibo Na where he teaches hi... |
Adam Young “It's hard to say that I'd rather stay awake when I'm asleep 'Cause everything is never as it seems ... |
Kingdom of Code Kingdom CODE is the most peaceful place in the universe. King NOVOSH and Queen ALMIDA is ruling this... |
Many Paths, Many Costs Alice and Bob are visiting Byteland. They are observing the map of this country. Surprisingly, the m... |
Explosion There is a house named Larcana. It is a very weird house. There are exactly N rooms in total and bet... |
Flow on Tree Mr. Kaboom has recently learned about maximum flow. Now his friend Mr. Taboom gave him this problem.... |
Bad XOR 2 (Hard) So after successfully becoming many people's nightmare, XOR has struck again, this time to haunt you... |
Spanning Tree There are N nodes in a tree. You can start from any node of that tree and you have to come back to t... |
Traveling Policy of Ajobdesh In Ajobdesh, there are multiple cities and one of them is considered as the capital city. Obviously,... |
T5 Racing It is high time for the annual T5 racing and your team is planning to win the race. In T5 racing the... |