Hackerrank – Sequence Equation

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution I have given count of numbers n. I will iterate over all numbers from 1 to n I will find index of each iterated number in all elements and then index of index within all elements I created solution in: […]

Hackerrank – Priyanka and Toys

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

Java

Javascript

Hackerrank – Consecutive Subsequences

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution http://stackoverflow.com/questions/24518682/count-subsequences-divisible-by-k I created solution in: Java All solutions are also available on my GitHub profile. Java

Hackerrank – Grading Students

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution We will use professor’s rules and transform all grades: – We find how many times (n) is 5 in given grade – if it is divisible without a remainder, we do nothing – it not we round it to neareast […]

Hackerrank – Between Two Sets

Hackerrank – Problem description The problem description – Hackerrank. Solution I created an array of all positive numbers, which satisfy conditions specified in problem statement. This set should contain elements from to . I filter all numbers from the set that are valid for an equation a . The array of positive numbers can be […]

Hackerrank – The Hurdle Race

Hackerrank – Problem Statement A description of the problem can be found on Hackerrank. Solution We need to find the highest hurdle. If it is greater than k then substract its height with k and we have the result. Otherwise print 0. I created solution in: Scala Java JavaScript Ruby All solutions are also available […]

Hackerrank – Java End-of-file

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 – Java Datatypes

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 – Java Currency Formatter

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 – Java Date and Time

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