HackerRank online assessment for the Applications and Forward Deployed Engineer, Early Professional (2021)

3 Questions, 90 mins

1. Sorting problem where your program needs to sort a given array of integers, first by the frequency of an integer, then by ascending order of the element in the array.
2. Count Vowels Permutation: https://leetcode.com/problems/count-vowels-permutation/
3. Photo Album Problem: https://leetcode.com/discuss/interview-question/424737/photo-album-problem