### Problems by flash_7

#### Array Sorting

Sorting an array is not any easy task. You have to apply so many difficult algorithms to perform the...

#### Bucket

You have a bucket of numbers which is initially empty. You have to perform Q operations of 4 differe...

#### Carrier

After a lot of chilling, Pikachu is determined to build his carrier. The sole purpose of his carrier...

#### Christmas Tree

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

#### Find NSUPS

Given a string s, find the number of subsequence in s which forms the word &quot;NSUPS&quot;. A subs...

#### Find the Circle

You’ll be given two circles A and B of the same radius. You need to draw another circle C such that,...

#### Flyover in Twinland

Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise...

#### For Loop FTW

You are given an integer N which can be represnted as the product of two positive integers. N=a1∗a2 ...

#### Infinite Game

One day Oditi and her two brothers Sam and Ron were feeling bored as their summer vacation was almos...

#### LCM Divisible Subsequence

You’ll be given an array of NNN integers and two more integers KKK and MMM. You have to find the num...

#### Magical Pascal

Given an integer N{N}N, find the number of elements which are even in the first N{N}N rows of the Pa...

#### Man in the Queue

You are in charge of Khakha Bank Bashundhara Branch. Your branch has only one desk to serve the cust...

#### New Year Couple

The new year 2017 is here. To celebrate the 31st night, Mr Rio has thrown a big party at his house. ...

#### Photo Matching

You’ll be given two matrix M1 and M2 and another integer K. The size of both M1 and M2 are N*N and e...

#### Rio and Inversion

One day Rio was returning home from his university and unfortunately lost his phone on the way. He a...

#### World War in Jupiter

The peaceful days for the people of Jupiter is over. It's world war 3! Mr Drump, the president of Tw...