Dominoes Forever
Once when I was little, my father took me to a tobacco shop! It is surprising, but true. He asked th...
Do You Know LIS?
Alam has an array a with n elements a1​,a2​,…,an​ and an integer x. For each i (1≤i≤n−1) index i and...
Easy Prediction
Alice and Bob have an array a of n integers. They decide to play a game with the array. In one move,...
Eeny Meeny
'Eeny meeny miny moe' is a well-known nursery rhyme in English, used (among other things) by kids to...
Eet Izz Phet!
A long long time ago, I left the country that was my home and with my head full of brains and shoes ...
Equal Distribution
Subhashis and Bipro participated in many onsite programming contests during their varsity life. From...
Escape Room : The Deadly Puzzle Game
Context: An escape room, also known as an escape game or puzzle room, is an immersive challenge wher...
Estimation of Techboy
Techboy works in a software company. He codes in Node.js and React. Every now and then he has to giv...
Event Timing
Bob is making a new application for Android phones. Front-end of his app has a button like this: Whe...
Expected Values From Bubble Sort
Bubble sort is a sorting algorithm that can sort an array of numbers in increasing order. In each of...
File Cleanup
Recently I have noticed that my hard drive was getting filled and it is high time I did some cleanup...
Find NSUPS
Given a string s, find the number of subsequence in s which forms the word "NSUPS". A subsequence is...
Find Prime
A prime number is a positive integer that is divisible only by itself and 1. The first few prime num...
Find Score
In a programming contest, a participant’s position is determined by 2 things. His score, s, and his ...
Find the CEOs
You will find millions of CEOs in this country. Some have a one page website, some have a blog built...
First Snow
One day Tomato woke up late in the morning and realized that she had a long list of todos. Frantical...
Flyover in Twinland
Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise...
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...
Freezed Standings
Team Depuradores and Team Resolvers represented their university in the ICPC world finals 2021. Depu...
Friendship Database
You have created a new social media for testing the irrationality of human behavior. In order to con...
Funmondi Contest!
There is a contest being held on Funmondi named ‘Funmondi Inter School Programming Contest’. You are...
Fun Theory
Let's go for a short statement. n people took part in a disco. To make the disco scarier, each perso...
Game of Tic-Tac-Toe
Alice and Bob is a playing a game of tic-tac-toe, to be precise a variant of tic-tac-toe called Nota...
Game of Tic-Tac-Toe, Again
Alice and Bob are playing a game of Tic-tac-toe, to be precise a variant of tic-tac-toe called Notak...
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...
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