Swift HackerRank Submissions

This is a collection of some of my Hacker Rank submissions written in Swift

To allow these to work in XCode 9 playgrounds I have done the following:

• Updated to Swift 4.1
• readLine() has been mocked

Algorithms

Bit Manipulation

• Bit Manipulation - Lonely Integer
• Bit Manipulation - Sum vs XOR

Dynamic Programming

• The Maximum Subarray

Game Theory

• Game of Stones
• Tower Breakers

Implementation

• SockMerchant
• Designer PDF Viewer
• Equalize the Array
• Grading
• Matrix Layer Rotation

Sorting

• Insertion Sort - Part 1
• Quicksort 1 - Partition
• Quicksort 2 - Sorting
• Quicksort In-Place
• Insertion Sort - Advanced Analysis (Problem, same as my passing python algorithm but not the same result!)
• Closest Numbers
• Counting Sort 3
• The Full Counting Sort

Strings

• CamelCase.
• Gemstones
• Palindrome Index
• Super Reduced String
• Two Characters
• Beautiful Binary String
• Anagram
• Making Anagrams
• Game of Thrones - I
• Two Strings
• Sherlock and Valid String
• Sherlock and Anagrams
• HackerRank in a String!

Warmup

• Simple Array Sum
• Circular Array Rotation
• Time Conversion

Data Structures

Arrays

• Arrays - DS

Search

• Ice Cream parlor

Functional Programming

Introduction

• Solve me first

Security

Functions

• Security Functions
• Security Functions II
• Security Bijective Functions
• Security Inverse Functions
• Security Permutations
• Security Involution

Tutorials

30 Days

• Day 9: Recursion
• Day 20: Sorting
• Day 25: Running Time and Complexity
• Day 29: Bitwise AND

Authors and Contributors

Kemal Enver (@kemalenver)