Tower of Sticks
You may have played the game The Tower of Hanoi. The game contains three towers. You've to place 8 d...
Never Never Land!
The king of never never land hates the word "never". So saying the word "never" is a crime there. Ev...
Water Bottle Buying
Toukir is new in Dhaka and he just arrived today. He got a chance to study at Notre Dame College. Af...
Divide Candy Again
There are N boxes with candies numbered from 1 to N. The number of candies in the boxes numbered 1 t...
Problem in the Printer
Shamim bought a second-hand printer. However, there was a fault in that printer. The printer is prin...
Not the Shape of Water
A movie titled "The Shape of Water" won the last Oscar for best picture. But we have nothing to do w...
Bees Know Geometry!
A bee farmer was looking for a plank for a group of bees to live on. While searching, he found a woo...
Trap of Thanos
Abdullah, Biswas and Cijsan all have been in big trouble. They are invited into a dying game by Than...
Francis the Pure Evil
Deadpool has waited 1 year 3 weeks 6 days and 14 minutes and finally, Deadpool has found Francis.Dea...
Bowler of the Match
The ICC or the International Cricket Council is the highest regulator of the game of cricket. ICC ha...
Highschool Mathematics
We do Algebra, Geometry, Matrix, Trigonometry, Calculus, Vector, Permutation - Combination, Probabil...
mashfiqur404 Math 215/297/971
Little T2 and Dead Cats
The planet earth has become peaceful again because all the cats are dead. An evil robot named Xorged...
Choto Chele and Dumb Numbers
“Choto Chele” loves natural numbers very much. He enjoys playing with numbers. He defines numbers wi...
Naughty Subsequence - V2.0
Mahib loves ‘Naughty Subsequence’-s. He will give you an array of characters ara[0,1,...,n-1] that c...
mashfiqur404 DP, DataStructure Very Easy 38/43/96
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...
Building the Number
This is a straight-froward problem. You will be given N. You have to find the expected value of buil...
Are You Coding Me?
In the year 1992 AD, little Pranoti started to learn how to write. She already figured out that her ...
Version Checker
Java Development Kit (JDK) installer for Mac OS X has a bug: Can you spot it? Notice how Java is ch...
Bad Neighbors 2
As some of you already know, Nocu City has a history of having bad neighbors. These bad ones, take a...
The Spy Cats
After Max and Alexis's initial plan to conquer the world with kitten armies failed, they started a n...
Aquaman's Greatest Army
Batman believes that Joker is building an underwater haunt and he has to stop him as soon as possibl...
Poltu and Interesting Number
Poltu Loves interesting number. So he wants to find this type of number. The definition of an intere...
Poltu and Graph
Poltu has got a graph with N nodes and M edges. Every edge has a weight. There can be multiple edges...
Submit Dile AC Hobe Na
Competitive Programming is very popular in Bangladesh. Shuvo is a contestant from DIU-SWE. His depar...
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