Recursion in Šaral programming language

Recursion In computer science recursion is a function, which calls itself in the functio body. The function call is always conditional to ensure that calculation ends. Šaral as a problem-oriented programming langugage supports writing recursive procedures and functions. Specifics of a recursive function in Šaral The function recursion is different than in other programming languages. […]

Hackerrank – Making Anagrams

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution First, I have found common characters in both strings (intersection of characters) and calculate the count. Then I haves substracted string one length and intersection chars count. Similar way substraction of string 2 length and intersection chars count. The result […]

Hackerrank – Insertion Sort – Part 2

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

Hackerrank – Counting Sort 1

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

Java

Javascript

Hackerrank – Separate the Numbers

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution I explain my solution with following examples: Example 1234 I start with a beginning of a string, which would be one digit number – 1 and try to examine a rest of the given string 234. Next, I check the […]

Hackerrank – Two Characters

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution I started with finding all unique characters. Then I created all possible combinations of pairs. I deleted other characters except the pair. I found if the examined pair contains alternating characters in deleted strings If yes I count the length […]

Hackerrank – Counting Valleys

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution I loop throught all steps and remeber the level from the sea (level). If it is D, I decrement by 1, if U increment by 1. When such situation happen that actual sea level is 0 and current step is […]

Hackerrank – Cats and a Mouse

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Cats and the mouse moves with the same speed. Suppose it is by 1 on x-axis. Lets define the difference between their positions: (cat A, mouse), (cat B, mouse).         where     ,     , […]

Hackerrank – Breaking the Records

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Look at the implementation. The steps are in problem description. I created solution in: Scala Java Javascript All solutions are also available on my GitHub profile. Scala

Java

Javascript

Hackerrank – Birthday Chocolate

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution Look at the implementation. The steps are in problem description. I created solution in: Scala Java Javascript All solutions are also available on my GitHub profile. Scala

Java

Javascript