Graph Problems

Rio has become the president of Twinland. Now he wants to develo...

Balurmath is a city which has N interesting tourist spots, which...

Alice and Bob are playing a game with a tree with n nodes. Alice...

After Max and Alexis’s initial plan to conquer the world with ki...

In your free time, you like to design various electrical circuit...

Regular problem solvers starts their journey by solving ad hoc a...

Mr. Kaboom has recently learned about maximum flow. Now his frie...

Shin wants to be the “Great General of the Heaven”. It is his dr...

So after successfully becoming many people’s nightmare, XOR has ...

Sammy and Meera liked adventures a lot. Once in a while they use...

Sofdor Ali loves Computer Science. He prefers hexadecimal number...

Kingdom CODE is the most peaceful place in the universe. King NO...

About two hundred years ago, a serious dispute evoked between th...

There are N houses in a village far away from here. They are num...

In Ajobdesh, there are multiple cities and one of them is consid...

There is a deadly war going on between two countries (Bitland an...

The city of gridland is a grid with n rows and m columns. The ci...

Professor Rio has an amazing Christmas tree. Unlike other trees,...

Dr. Sheldon Cooper is working on a project that works on the 2D ...

December 14, 1975 Hogwarts School of Witchcraft and Wizardry I...