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... |
Bi-Element Subsequence You are participating in a game show. In the final round, the host pulls up a large sequence of posi... |
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... |