Mysterious Sum
Sohel vai reads newspaper every morning. The newspaper he reads contains some good features includin...
Let's Be an Anagrammatist
Do you know what is an anagram? An anagram is a rearrangement of letters of one word to form another...
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...
Life of Decimals
Given any circle, if you divide the circumference of that circle with its diameter, you would always...
Old Magic!
You: Guess an integer number, but don't tell me. Your friend: Okay! You: Now multiply it by 3. Your ...
Anita's Experiment
Little Anita is doing an experiment with herself. Everyday, depending on her mood, she determines a ...
Treat Time
Labiba ma'am wants to give a treat to her favorite student Nafia. But as she now lives abroad, Labib...
Crossword Puzzles
A crossword puzzle is usually a grid of RxC cells. Initially, each cell is either empty or blocked. ...
Building the Wall 2
The story of walls continue, here's a quick recap: Building walls around a country has become a popu...
Save BPL
Bangladesh Premier League (BPL) is one the most prestigious cricket tournaments. Talented players fr...
Simple Operation
Mr. X is a school teacher. He teaches C programming to the students. In every class, he gives some s...
The Boat Filled With Love
You know a large part of our country is under water. The flood affected those areas immensely. Affec...
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...
Byang's Day Out!
Byang and his little brother Kuno loves Cricket. But they never went to the stadium to watch a match...
Sofdor Ali's Magical Blackboard!
Sofdor Ali found interest in mathematics very early in his life. And now, he wants to spread this in...
The Universe Loves Minimum Steps!
Given an array A of N integers. Your task is to make all the integers 0 by performing the following ...
Event Timing
Bob is making a new application for Android phones. Front-end of his app has a button like this: Whe...
The Haunted House
One night, a group of friends decided to take a stroll through the forest. Suddenly they realized th...
Power of Army
Recently Chikanu declared war against Shukanu. To win the battle against Shukanu he wants to form an...
Bits Apart
Meet Mr. Kamal. Last week he joined RE University, Sylhet as a lecturer. He completed his B. Sc & M....
A Feast for the Fans
Game of Thrones is an American fantasy drama television series created by David Benioff and D. B. We...
The Best Gift Ever
In the world of computing, giving gifts like arrays are completely acceptable. Instead of exchanging...
The Wise Man
Lukman loves to search the root of everything.Once he was reading the holy Quran. At the beginning h...
Sweety Miya The Saver
The universe is at war again because of the Alien oppressive ruler Hitla Nagasaki. Hitla is so bruta...
Version Checker
Java Development Kit (JDK) installer for Mac OS X has a bug: Can you spot it? Notice how Java is ch...
Toph uses cookies. By continuing you agree to our Cookie Policy.