XOR and the Array
Given an array of N integers, you need to find out the minimum number of integers that must be added...
Forgotten Pin Code
You have been using a 4 digit pin code to lock your phone that, no matter how much you are trying no...
Putting Guards
Shetu is playing a popular game called "Putting Guards". In this game there are various types of rec...
Palindrome Again
Zain and Zion are best friends. Their favourite game is finding palindromic numbers. But today Zion ...
Palindromic Naming Convention
In Strangeland, people name their child in a cute way. I'm sure you already know the way by the prob...
Directed Rectangle
Sami has just finished his assignments, to relax, he wants to play games. Since he’s banned from PUB...
Collectors Problem
The Bat club controls Gotham City. They decided to bring equality to the city (Of course, with some ...
Digit Printing
You will be given two numbers and an operation to do with them. You just need to print the output of...
Monk in the Jungle
The Great Monk Maruf is planning to visit the jungle of Amazon. He loves to prepare himself rigorous...
Alphabet Animals
You are playing a game in which a group of players take turns saying animal names. The animal name y...
Nusrat Weds Kadzz
Now a days Nusrat is having too much proposals every day! Batch mates, juniors, seniors, friends, fr...
Hot Hike
In order to pass time during your vacation, you decided to go on a hike to visit a scenic lake up in...
Prisoners of Musabad
In the city of Musabad, criminals are punished heavily. Once an enemy is caught, he is kept in the j...
Tree Knapsack Problem
Akash loves maths, but being from Rajshahi, he also loves mangoes. That is why he has a large mango ...
Find the CEOs
You will find millions of CEOs in this country. Some have a one page website, some have a blog built...
Equal Distribution
Subhashis and Bipro participated in many onsite programming contests during their varsity life. From...
Super Sort
Given an array of numbers and a non-negative integer K you have to sort the array in such a way so t...
Grid
Grid markup is a process, where each of the grid cells is marked with a star symbol *. Your task is ...
Anita's Experiment
Little Anita is doing an experiment with herself. Everyday, depending on her mood, she determines a ...
Mental Change
Anjan was feeling low for nearly a couple of months. To improve his condition, he decided to track h...
Combination Lock
Imagine a Combination Lock - If you set the numbers to a preset combination (passcode), the lock wi...
MEXimum
Let’s get straight to the point. You are given a tree. In the tree, each node u has a number au​ ass...
United State of Koanhali
Koanhali is a strange country. The govt. of Koanhali maintain the marriages of this country. If you ...
You Want Chocolate?
Bear Limak is very much fond of chocolate. His mom wants her son to study hard and develop his skill...
PUBG Lover Programmer: The Beginning
Sroud loves to play PUBG and does programming contest. He always thinks about converting gameplay to...
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