Tree Queries

You are given a tree of n vertices. Each vertex contains an integer. Vertex 1 is the root of the tre...

Taju Kage Bunshin No Jutsu

Naruto Uzumaki is one of the strongest ninja of RUET (Rasengan University of Ebisu and Tobi), posses...

Dengue Affected Areas

Dengue, the talk of the town of Dhaka this year. So many people suffered from dengue fever and a num...

City of Burgerland

Have you ever heard of The Burgerland City? The city is full of burger shops. You will surely find s...