Problems from VU CSE Tech Fest 2019 Programming Contest

These problems are from a contest organized by Varendra University on . See details...

Standings

A. Static Tree

You are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver...

B. MaxXOR

You are given an array A of n integers (A1, A2 , … , An) and some queries. In each query, you will b...

C. Dynamic Tree

You are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver...

D. Make Strings Great Again!

Do you know what is a sub-sequence? A sub-sequence is a sequence that can be derived from another se...

E. String Game

You have a list of N strings, denoted by A1, A2, …, AN. Each string consists of lowercase English le...

F. Keep Away From Those Oceans

We all know the great story of the Ant and the Grasshopper. Clever Ant survived the tough time of wi...

G. Birthday of Aliens

On the planet of Royal Royal, a university named Royal University of Engineering and Technology exis...

H. MonoMono

You have probably heard of the famous board game, Monopoly. According to Wikipedia, in this game, pl...

I. Composite Facts

Let’s define two functions F and S: F(n) = 1 + n! S(n,m) = Sum of first m non-prime integers which ...

J. Roll the Dice

You have got a 6 sided dice. In a single roll, it may show any integers from 1 to 6. You are going t...

K. Wheel Graph

Today we will learn about a special type of graph called Wheel Graph. In the mathematical discipline...