Hackerrank – Modified Kaprekar Numbers

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Iterate from p to q and check if actual number Kaprekar number (the addition of 2 parts of squared number is equal to actual number) I created solution in: Scala Java JavaScript Ruby All solutions are also available on my […]

Hackerrank – Angry Professor

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Count all students which come before starting a class (their arrival time is lower or equal to 0). Check if the count of the students is lower than cancellation threshold. I created solution in: Scala Java JavaScript Ruby All solutions […]

Hackerrank – Java Strings Introduction

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution I created solution in: Java All solutions are also available on my GitHub. Java

Hackerrank – Lisa’s Workbook

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Take all problems for each chapter. Fill the pages according to rules – each page contains only k problems, or less if chapter ends. Start counting chapter problems from 1. Check if page contains problem with same number. I created […]

Hackerrank – Lambda Calculi – March 2016

Hackerrank Contest I participated in an another programming contest organized by Hackerrank named Lambda Calculi – March 2016. The contest hosts seven challenges ranging from some basic functional programming concepts to some harder algorithmic problems I was able to solve 3 of 7 challenges and earned full points: Functions Or Not? Compute the Perimeter of […]

Hackerrank – Matching Specific String

Problem Statement A description of the problem can be found on Hackerrank. Solution I created solution in: Plain Text All solutions are also available on my GitHub. Plain Text

Hackerrank – Matching Word & Non-Word Character

Problem Statement A description of the problem can be found on Hackerrank. Solution I created solution in: Plain Text All solutions are also available on my GitHub. Plain Text

Hackerrank – Matching Anything But a Newline

Problem Statement A description of the problem can be found on Hackerrank. Solution I created solution in: Plain Text All solutions are also available on my GitHub. Plain Text