Solve This Giveaway Problem First This problem is straightforward and easy. You will be given two integers N, P and a list L of positi... |
Beauty of AP Solving problems is fun in competitive programming, right? So let’s solve a fun task today too :P. 1... |
Perfect Points Perfect lines are the lines y=mx+c such that m and c are positive integers. Perfect points are the p... |
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 ... |
M-Sequence A sequence is called M-sequence if after removing zero or more elements from the sequence the GCD of... |
Mr Makor And His Friends Mr Makor has a set S of n integers. He calls a sequence of length k special if every element of the ... |
No Onion, No Cry -Onions make us cry, don't they? They can make us happy too. -How? -Read the statement carefully! I... |
K-Th Root You will be given Q queries. In each query, you will be given two positive integers A and B. You hav... |
Joker's GCD Test Joker has a sequence P of n integers. Each two elements in the sequence are pairwise distinct. He de... |
Welcome to Criterion Rounds The team congratulates you for participating in this contest and for being part of the journey towar... |
I Am Good I am trying to become a good guy, because it doesn't take money to become good. So here's a short an... |
Oishi Teacher and Her Naughty Class Oishi teacher has returned to her class after the tiffin break. She noticed that some students who r... |
Dividing the Gifts Today is a very good day in CSEmpur because Tuktuki has bought N gifts! Tuktuki wants to give these ... |
Birthday Gift for SJ Today is your best friend SJ’s birthday. You want to buy a birthday present for her. You want to buy... |
Sofdor Ali and the Puzzle of Weights Sofdor Ali is one of the most famous scientists of Bangladesh. He is also well known for his puzzle ... |
Magician's Offer! Rosi Vidmun is a greedy landlord who likes to grab as much land as he can. Currently he has P square... |
Equation Equals Hazards You are given the equation, GCD(A,M)=1. You have to determine whether there exists at least one inte... |
Fast Co-Prime Two numbers A and B are called co-prime if the only common positive factor of the two numbers is 1. ... |
Meera and Solo Chocolates Meera bought candies from the store. She is now going to distribute those among her N friends. She m... |
Co-Prime Enemy Pair Two integers A and B are known as co-prime or relatively prime if their greatest common divisor GCD ... |
Secret Meeting The world is terrified by Pandas! After a miraculous chemical explosion, they became smarter; and ev... |
Oh Functions Let’s define functions f and g as: f(x) = 2 * ( f(x-1) + g(x-1) - 1 ) * ( f(x-1) + g(x-1) - 3 ) + 12... |
Largest Prime A positive integer number n is called a prime number, if it is only divisible by 1 and n itself, whe... |
Correct the Sieve Sieve of Eratosthenes is a fast algorithm for finding prime numbers in larger ranges. According to W... |
The Game Is Back On Moriarty is bored again. When he gets bored, the only thing he wants to do is play with Sherlock. So... |