Save BPL
Bangladesh Premier League (BPL) is one the most prestigious cricket tournaments. Talented players fr...
Mr. Zero
Mr. Zero has a matrix Z consisting of m rows and n columns. The rows are numbered from 1 to m, colum...
Simple Operation
Mr. X is a school teacher. He teaches C programming to the students. In every class, he gives some s...
Mr. Xifu and His New School
After working as a teacher for a long time, Mr. Xifu has finally decided to open a new school of his...
Dominoes Forever
Once when I was little, my father took me to a tobacco shop! It is surprising, but true. He asked th...
What's Your ID?
You must have heard the name of Metropolitan University. As soon as a student gets admitted there, t...
Let's See!
There is a math wizard in the University of Mathcraft. In the inter-university problem-solving conte...
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...
Array Sorting
Sorting an array is not any easy task. You have to apply so many difficult algorithms to perform the...
Information Retrieval
When you search in Google or any other search engines, you are provided with a list of links that ar...
Minions
Kevin, Stuart and Bob are Minions. They were always in search of a master who is the best criminal i...
Thanks Giving
Hello problem solvers, how are you? Today we are very happy and excited about this contest. History ...
mashfiqur404 Implementation Very Easy 122/132/288
Power of Army
Recently Chikanu declared war against Shukanu. To win the battle against Shukanu he wants to form an...
Hablu Is in Quarantine
The soldiers are being trained to fight against the Coronavirus. Mr. Hablu will shake hands with som...
Bits Apart
Meet Mr. Kamal. Last week he joined RE University, Sylhet as a lecturer. He completed his B. Sc & M....
Bus Ride in Summer, Hot as Hell
A bus goes from place A to B and returns from B to A. Now there are N stops in its route. INi people...
Prisoners of Musabad
In the city of Musabad, criminals are punished heavily. Once an enemy is caught, he is kept in the j...
Word Count
Counting the frequencies of words are a basic and important task in natural language processing. In ...
Hamming Distance
Hamming distance between two binary strings of equal length is the number of mismatches between ever...
Aloyna and Can Buying
Aloyna is a can lover girl and whenever she goes to a shop, she must buy a can to drink. This time s...
Mad Engineer Aksir
Can you imagine? Mad Engineer Aksir finally got the job. His job is to set up toggle switch for a se...
You Want Chocolate?
Bear Limak is very much fond of chocolate. His mom wants her son to study hard and develop his skill...
Gotta Print 'Em All
Gray has received N documents this morning and he wants to print as many of them as he can within hi...
No Need for Speed
Mr. Baker always wanted to be a race car driver. But failing to reach his dream goal, he started his...
Friendship Database
You have created a new social media for testing the irrationality of human behavior. In order to con...
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