# Math Problems

#### Hello Choto Bondhu!

Hello Choto Bondhu, Let’s play a game. I will give you a number n. You will have to tell me n2. Oka...

#### Geometry Forever

Fear no more, this is a problem of geometry! When Moyna was little, he had a math teacher named Shu...

#### Counting Is Difficult

East West University Computer Programming Club is organizing a programming contest today. One of you...

#### Pie Are Squared

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

#### Clock Math

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

#### Leap Years

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

#### Meeting Place

There is an N*N grid where (r,c) denotes a cell number where r means row number, c means column numb...

#### Squared

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

#### Running Average

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

#### N'th Prime

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

#### Mixed Fractions

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

#### Scholarship

Your school is going to start a new scholarship program. To apply for this scholarship you have to w...

#### Circle of Death

Abir is a school going boy, who loves math. Also, he loves to play with stones. Recently he invented...

#### Missing Number

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

#### Running Average Again

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

#### Proper Leap Years

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

#### Easy Prime!

There are N numbers in an array. You will have Q queries. In each query, you can make 2 operations. ...

#### Thought Game

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

#### Making Friends

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

#### Fibonacci Numbers

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

#### Absolute Value

You will be given an integer x. The absolute value of x will be within 100. You have to add 1 to x’s...

#### Correct the Sieve

Sieve of Eratosthenes is a fast algorithm for finding prime numbers in larger ranges. According to W...

#### Pascal's Triangle

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

#### Vox Populi

Asfia’s daughter just turned 5. She is looking for a school to get her admitted. Like every other pa...

#### Math and Watermelons

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

#### Nusrat's Treat

We all know how much Nusrat loves chocolate! She gets a lot of chocolate from her friends and family...

#### Elementary Arithmetic

When Shakib was little, his mother used to help him with his studies. Usually, around 7 PM in the ev...

#### Crypto-Number

Walt and Gus have a great rivalry. Recently Gus has developed a cryptographic system. Walt is trying...

#### Divisors

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

#### Rivalry Friends

Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t...

#### Zacob The Batsman

It’s known that Zacob is a reliable batsman of LU CSE Cricket Team. Also as long as he is on the cre...

#### Magic Number

Jack loves to play with numbers. One day, while he was playing with numbers he found something inter...