#### Pie Are Squared

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

• • Easy
• 3315/3512 Solutions
• 6395 Submissions

#### Clock Math

Given a time (hours as HHH and minutes as MMM), determine the smaller angle between the two hands of...

• Math
• Moderate
• 1191/1367 Solutions
• 2836 Submissions

#### Divisors

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

• Math
• Moderate
• 2521/2567 Solutions
• 3619 Submissions

#### Fibonacci Numbers

Given an integer NNN, print the NNN-th Fibonacci number. A Fibonacci series is a series of numbers i...

• Math
• Easy
• 1746/1806 Solutions
• 2668 Submissions

#### 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...

• • Hard
• 50/88 Solutions
• 264 Submissions

#### Thought Game

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

• By emoncse
• Math
• Moderate
• 1271/1350 Solutions
• 2367 Submissions

#### Area

In this problem, you will be given a square which has a length of n. Co-ordinates of the square are ...

• • Moderate
• 390/512 Solutions
• 1462 Submissions

#### Making Friends

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

• Math
• Easy
• 1802/1878 Solutions
• 2680 Submissions

#### Proper Leap Years

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

• Math
• Hard
• 1162/1294 Solutions
• 3125 Submissions

#### Missing Number

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

• Math
• Easy
• 4049/4149 Solutions
• 6007 Submissions

#### Math and Watermelons

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

• Math
• Easy
• 2598/2624 Solutions
• 3329 Submissions

#### Mixed Fractions

Given an improper fraction (as the numerator NNN and the denominator DDD), determine and print it in...

• Math
• Easy
• 2985/3041 Solutions
• 4163 Submissions

#### Leap Years

In the Gregorian calendar, certain years have 366 days instead of 365. In such years, the month of F...

• Math
• Moderate
• 1472/1799 Solutions
• 5267 Submissions

Byang is learning how to add numbers. However, he gets confused whenever there is a carry. To help B...

• Math
• Moderate
• 891/968 Solutions
• 2110 Submissions

#### Fair Distribution

Mr. Forhad has XXX children. One day, on his way home, he bought YYY chocolates for his children. He...

• By emoncse
• Math
• Easy
• 1281/1329 Solutions
• 2016 Submissions

#### Squared

Given the length of a side of a square, calculate and print its area.

• Math
• Easy
• 4657/4757 Solutions
• 6860 Submissions

#### Running Average

Given NNN numbers, read each one, calculate the running average and print it. For example, given the...

• Math
• Easy
• 1921/2089 Solutions
• 3785 Submissions

#### A Girl's Story

Meena (Bengali: মীনা) is a fictional character who stars in the South Asian children's television sh...

• By Mesbah
• Math
• Easy
• 969/1012 Solutions
• 1446 Submissions

#### Running Average Again

Given NNN numbers, read each one, calculate the running average and print it. For example, given the...

• Math
• Moderate
• 1971/2183 Solutions
• 4220 Submissions

#### Pascal's Triangle

Given an integer N, print the sum of the Nth row of the Pascal's triangle. In mathematics, Pascal's ...

• • Moderate
• 1072/1107 Solutions
• 1656 Submissions

#### An Arithmetic Problem

A sequence is an arithmetic sequence if every two successive number has same difference. Suppose thi...

• Math
• Moderate
• 566/715 Solutions
• 1733 Submissions

#### Sofdor Ali and Histogram

The Great Sofdor Ali is now interested in competitive programming. Seeing this, his friend and also ...

• Math
• Moderate
• 217/244 Solutions
• 548 Submissions

#### Recursive Function

A common example of recursion goes something like this: long long recur(int x){ if (x==0){ return X0...

• By muntasir
• Math
• Hard
• 27/43 Solutions
• 149 Submissions

#### Power and Mod

Exponentiation is a mathematical operation, written as b n , involving two numbers, the base b and t...

• Math
• Hard
• 96/291 Solutions
• 1336 Submissions

• Math 