Pie Are Squared

Given the radius of a circle, calculate and print its area. The area of a circle can be computed usi...

Jealous Nobita

Shizuka and Dekisugi are playing with a binary tree rooted at 1. In each turn, the player chooses a ...

Clock Math

Given a time (hours as H and minutes as M), determine the smaller angle between the two hands of a c...

Switches

Technology is going ahead very fast. How can we know what will we get in future? One day you met a g...

Divisors

Read an integer variable and print all of its divisors (including 1 and the number itself).

N-th Prime

In this problem, you will have to print the n-th prime number. The first few prime numbers are given...

Chowdhury Saheb & the Numbers

You like short description of problems? Me too! Let's go to an easy problem. You are given an ar...

Fibonacci Numbers

Given an integer N, print the N-th Fibonacci number. A Fibonacci series is a series of numbers in wh...

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 II

You will be given two integers n and m where GCD(n, m) = 1. You have to tell that how many numbers a...

Ishtiaque and the Rabbit

Mr Ishtiaque is in trouble. A few months ago, he bought 2 rabbits. He wanted to have two pet rabbits...

Thought Game

Sadia is one of the nicest persons you will ever meet. In fact, she is one of those persons who like...

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...

Challenging Lover

Greetings to all of you. You must have heard about our star programmer Rafat bhai. One day he went o...

Making Friends

Byang is going to join a new school. His new class has N students. Each of the students are identifi...

Proper Leap Years

Byang's friend was asked to author a programming problem where the challenge was to identify if ...

Color The Graph

You are given an acyclic, bidirectional graph with N nodes and M edges. The nodes are numbered from ...

Missing Number

Given the sum of four numbers and three of those numbers, find the missing number. All four numbers ...

Math and Watermelons

Your friend has M watermelons. He doesn't want to share them with anyone, but let's imagine ...

Mixed Fractions

Given an improper fraction (as the numerator N and the denominator D), determine and print it in mix...