Ishtiaque and the Rabbit Mr Ishtiaque is in trouble. A few months ago, he bought 2 rabbits. He wanted to have two pet rabbits... |
Switches Technology is going ahead very fast. How can we know what will we get in future? One day you met a g... |
Is It Perfect Bob has an initial array D of length n . Alice is a good friend of Bob. So Bob challenges Alice to f... |
N-th Prime In this problem, you will have to print the n-th prime number. The first few prime numbers are given... |
Challenging Lover Greetings to all of you. You must have heard about our star programmer Rafat bhai. One day he went o... |
Birthday Surprise Adnan bhai, Priyom dada and Shuvo bhai are the members of MU_Kheloars. They recently got graduated a... |
Magic Number Jack loves to play with numbers. One day, while he was playing with numbers he found something inter... |
GCD Plus LCM In this problem you will be given two integers a, b. You have to answer if GCD(a,b)+LCM(a,b)=a+b is ... |
Unique Relief Thanos has now figured out how to visit all the houses in the flood-affected area. However, now he h... |
Phi Numbers in Range! In number theory, Euler’s phi function, denoted as ϕ(n), is an arithmetic function which counts the ... |
A GRE Themed Contest Problem Sadman and Najkin were solving a GRE math problem, Rejbah another friend of theirs listened to that ... |
Relatively Prime Given a positive integer N, determine how many of the integers between 1 and N are co-prime with N. ... |
A Lack of Common Divisors Given a positive integer N, determine how many of the integers between 1 and N are co-prime with N. ... |
Life of Phi The Great Khami is learning Number Theory. He is very excited to know that Euler's Totient Function ... |
Exponential Growth You will be given two integers X and N, you have to calculate XN modulo 1000000007. |
Mystery of Fibonacci Fibonacci sequence is a recursive sequence that depends on the following definition: Fib(N) = Fib(N-... |
Life of Phi II You will be given two integers n and m where GCD(n,m)=1. You have to tell that how many numbers are ... |
Tree Business To become economically stable, Saturn has come up with a new kind of business, tree business. At fir... |
Hange and Her Gear Hange has developed a special gear to attack the Cart Titan. The gear is a round, disc-like object. ... |
Omae Wa Mou Shindeiru Itachi and Sasuke are trying to beat Kabuto, the caster of an awesome magical spell (or you can say ... |
Modulo Let's get straight into the problem. In ths problem, here will be multiple test cases. In each test ... |
Day-Month-Year Meena is a talented girl in her class. She likes to brainstorm in her leisure times. One day, she wa... |
Admission Gift During admission exams in the city of RR (Royal Royal city), the students of RR University of Engine... |
Rivalry Friends Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t... |
Is Bita Happy? Bita has learned bitwise-operations recently. She is doing some experiments with these operations no... |