Counting Matrices Given a natural number N and a prime p, let’s define a special set Zp={0,1,2,…,p−1}. Now count the ... |
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... |
Mina and Raju Everyone know about Mina & Raju. They are siblings as well as good friend. The friend-circle of Mina... |
Magic Number Jack loves to play with numbers. One day, while he was playing with numbers he found something inter... |
Unique Relief Thanos has now figured out how to visit all the houses in the flood-affected area. However, now he h... |
Pudding and Coins Pudding is playing a game that has n levels. There are a total of n(n+1)/2 coins spread out among th... |
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 ... |
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. ... |
Meera and Solo Chocolates Meera bought candies from the store. She is now going to distribute those among her N friends. She m... |
String in a Grid 2 Prof. Bari loves to play with string. He is also very skilled in drawing. One day he was drawing a g... |
GCD, Divisor, Count! I like short statements and you should too so here's the statement without further ado You are give... |
Life of Phi The Great Khami is learning Number Theory. He is very excited to know that Euler's Totient Function ... |
Mystery of Fibonacci Fibonacci sequence is a recursive sequence that depends on the following definition: Fib(N) = Fib(N-... |
Tree Business To become economically stable, Saturn has come up with a new kind of business, tree business. At fir... |
Predict The Frequency Luis was sleeping. He suddenly woke up with three positive integers N, M and X. He told his younger ... |
Omae Wa Mou Shindeiru Itachi and Sasuke are trying to beat Kabuto, the caster of an awesome magical spell (or you can say ... |
Bad Cook Mr. Meme has recently moved to a foreign country named "Gloryland" for study purpose. There, he has ... |
Sofdor Ali's Restaurant One of Sofdor Ali’s greatest accomplishment was his Biriyani restaurant! Unlike the traditional rest... |
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... |
Sofdor Ali and Radioactivity Sofdor Ali is the craziest and clumsiest scientist in Bangladesh. He tries to maintain the safety me... |
Dilu's Library Dilu is a young boy who loves mathematics. He recently learned how to code. He was interested in sol... |
Genius Needs Help You all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d... |