A Java Assignment - Sweeft

This repository contains solutions for the Step II Java technical test.

B) Tasks

1. Check if a string s contains all unique characters.
   Return "YES" if all characters are unique, otherwise return "NO".

2. Generate all possible subsets of size n from a given set.

3. Merge two sorted lists into one sorted list.

4. Add one to an integer represented as an array of digits.

5. Given an array of heights, find the largest rectangular area in a histogram.

How to Run

1. Clone the repository:

   git clone https://github.com/Jemal06/java-assignment-sweeft.git