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...
Moderate 30/44/197
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 "NSUPS". A subsequence is...
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 = a_...
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 $N$ integers and two more integers $K$ and $M$. You have to find the num...
Magical Pascal
Given an integer N, find the number of elements which are even in the first N rows of the Pascal's t...
Man in the Queue
You are in charge of Khakha Bank Bashundhara Branch. Your branch has only one desk to serve the cust...
Very Hard 26/29/71
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...
Moderate 4/6/12
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