The Cipher
In an ancient civilization, shrouded in the mists of time, there existed a group of mathematicians k...
Do you have Arithmophobia ?
Don’t worry! If you are a programmer, you might not have arithmophobia!! But Era has a weird phobia ...
Half Measures
The numbers 1,2,3,⋯n (each integer from 1 to n once) are written on a board. In one operation, Jesse...
Kotlin Heroes
The International Collegiate Programming Contest is an algorithmic programming contest for college s...
GCD, Divisor, Count!
I like short statements and you should too so here's the statement without further ado You are give...
Prime Factors
Given an integer N, can you determine its prime factors?
Help Tanjiro
Mojan kibutsuji is an evil demon who eats people and can turn people into demon. Tanjiro is a swords...
Shine on You Crazy Diamond
This problem is authored by one of our late friends, Sifat, who unexpectedly left us last year. He w...
Functions of the Hell's Kitchen
The District Attorney(DA) of Hell’s Kitchen has been defined following functions. GCD(n,m): Returns ...
Divisible LCM
You have a sequence a1​, a2​, a3​, …, an​ of n integers and q queries. In each query, you are given ...
Powerful Number
Efa loves numbers. She thinks a number is powerful if it can be expressed in the form xy where x and...
Yet Another Hello World
The greatest company, Pied Piper, is developing encryption systems. The company has already built Md...
Magic Number Count
Magic number is an integer number, which is only divisible by itself and total number of divisor wil...
GCD Grid
You are given two integers N and M. You have to make a grid of N∗M size by following these rules: E...
Choice Is Yours
For not participating on contests regularly, Hasnaine (read Has9) has decided to kill Santo. But nob...
Hidden Graph
There is an unweighted, undirected hidden graph. You are given an integer range from L to R. There a...
Complex Tashreef
Tashreef finally received the Zuinness Journal of Galactic records recognition for being the most co...
GCD and Sum
Congratulations! You’ve been hired in “Buggy Software Ltd.” And you’ve been already given your first...
LCM
Given an integer $L$, you have to find the product of two different integers such that their LCM (Le...
Zootopia
Judy Hopps , a rookie officer joined Zootopia Police Department. She was fond of working sincerely f...
Poltu and Digit Product
You are given two integer L and R. You have to find the summation of digit product of all number fro...
Poltu and Trailing Zero
Poltu gives a problem to his friend Boltu. The description is given below: You are given an integer ...
Arko and Special Permutations
Arko is very fond of permutations. He can easily calculate the number of n length permutations. (In ...
Game Show
Alex is participating in a game show. Mr. Phil is the host of the game. Alex is provided with an arr...
Jhamela, Once Again
You are given n positive integers as an array. Also, you are given an integer k. Now, try to find a ...
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