# Implementation Problems

#### National Flag

Today is the 16th December, a red letter day of our national history. The whole country equipped wit...

#### N'th Prime

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

#### Big Factorials

Given an integer N, print the trailing 4 digits of $N!$ (N factorial). \$ N! = N \times (N-1) \tim...

#### Be Like Hasib

Hasib, the famous programmer, uses a little game when he teaches Binary Search to his students. He r...

#### Treat Time

Labiba ma’am wants to give a treat to her favorite student Nafia. But as she now lives abroad, Labib...

#### Caesar Cipher

Byang wants to write a secret message to his friend. He has recently discovered Caesar Cipher. Caes...

#### Sofdor Ali's Magical Blackboard!

Sofdor Ali found interest in mathematics very early in his life. And now, he wants to spread this in...

#### I Did Not Do the Assignment

Professor Petr is very angry over some of his students now-a-days for not doing assignment. He wants...

#### Mysterious Sum

Sohel vai reads newspaper every morning. The newspaper he reads contains some good features includin...

You must have heard the name of Metropolitan University. As soon as a student get admitted there, th...

#### Noman's Birthday

Today is our friend Noman’s birthday. For celebration of his birthday, we have already used n baloon...

#### BPL Mubarak!

Bangladesh Premier League is in Sylhet for the first time. Today’s match is Sylhet Sixers vs the Dha...

#### The Depressed Guy

There is a guy named “Lucky” who is depressed now. His friend Jack knows why he is depressed. He ha...

#### Byang's Day Out!

Byang and his little brother Kuno loves Cricket. But they never went to the stadium to watch a match...

#### GPA Calculator

Shibli is a very good student. He is very regular and attentive in his classes. He is very serious a...

#### Minions

Kevin, Stuart and Bob are Minions. They were always in search of a master who is the best criminal i...

#### Pascal's Triangle

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

#### Nusrat's Treat

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

#### Alice and the Chessboard

It’s Sunday afternoon, and Alice is in her room trying to figure out the rules of the game called Ch...

#### Correct the Sieve

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

#### Incompatible Crops

Did you know that certain crops cannot grow next to each other? Given the layout of a field as a gri...

Alayna recently went on her first adventure journey to Dumbulla Safari Park. She enjoyed the bumpy r...

#### Reverse Man

Monu mia is a reverse man! Never heard of reverse man? It means if you ask him to write something in...

#### Tidy Bits

Read an integer variable, and determine the smallest positive integer that has the same number of 1s...

#### ASCII Progress Bar

In this problem, you need to write a code that prints an ASCII progress bar. In each test case, you ...

#### Life of Decimals

Given any circle, if you divide the circumference of that circle with its diameter, you would always...

#### The Bachelor's Problem

Jony lives in a “Bachelor’s house” with some of his friends. You may assume it as a hostel but it do...

#### Alayna and Vowels

Alayna loves playing. Every night before going to sleep, she plays different games with Baba. Now Al...

#### 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...

#### Identify The Level

Amin and Belal are two friends. Both have good knowledge about graph and tree in data structure part...

#### Dilu's Library

Dilu is a young boy who loves mathematics. He recently learned how to code. He was interested in sol...

#### Old Magic!

You: Guess an integer number, but don’t tell me. Your friend: Okay! You: Now multiply it by 3. Your...

### Other Categories

 Brute Force Simulation