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Problem Solving - Algorithms

Subdomain: Warmup
# Title Max Score Solution Difficulty
1 Solve Me First 1 Solution.swift 💚 Easy
2 Simple Array Sum 10 Solution.swift 💚 Easy
3 Compare the Triplets 10 Solution.swift 💚 Easy
4 A Very Big Sum 10 Solution.swift 💚 Easy
5 Diagonal Difference 10 Solution.swift 💚 Easy
6 Plus Minus 10 Solution.swift 💚 Easy
7 Staircase 10 Solution.swift 💚 Easy
8 Mini-Max Sum 10 Solution.swift 💚 Easy
9 Birthday Cake Candles 10 Solution.swift 💚 Easy
10 Time Conversion 15 Solution.swift 💚 Easy
Subdomain: Implementation
# Title Max Score Solution Difficulty
1 Grading Students 10 Solution.swift 💚 Easy
2 Apple and Orange 10 Solution.swift 💚 Easy
3 Number Line Jumps 10 Solution.swift 💚 Easy
4 Between Two Sets 10 Solution.swift 💚 Easy
5 Breaking the Records 10 Solution.swift 💚 Easy
6 Subarray Division 10 Solution.swift 💚 Easy
7 Divisible Sum Pairs 10 Solution.swift 💚 Easy
8 Migratory Birds 10 Solution.swift 💚 Easy
9 Day of the Programmer 15 Solution.swift 💚 Easy
10 Bill Division 10 Solution.swift 💚 Easy
11 Sales by Match 10 Solution.swift 💚 Easy
12 Drawing Book 10 Solution.swift 💚 Easy
13 Counting Valleys 15 Solution.swift 💚 Easy
14 Electronics Shop 15 Solution.swift 💚 Easy
15 Cats and a Mouse 15 Solution.swift 💚 Easy
16 Forming a Magic Square 20 Solution.swift 💛 Medium
17 Picking Numbers 20 Solution.swift 💚 Easy
18 Climbing the Leaderboard 20 Solution.swift 💛 Medium
19 The Hurdle Race 15 Solution.swift 💚 Easy
20 Designer PDF Viewer 20 Solution.swift 💚 Easy
21 Utopian Tree 20 Solution.swift 💚 Easy
22 Angry Professor 20 Solution.swift 💚 Easy
23 Beautiful Days at the Movies 15 Solution.swift 💚 Easy
24 Viral Advertising 15 Solution.swift 💚 Easy
25 Save the Prisoner! 15 Solution.swift 💚 Easy
26 Circular Array Rotation 20 Solution.swift 💚 Easy
27 Sequence Equation 20 Solution.swift 💚 Easy

Problem Solving - Data Structures

Subdomain: Arrays
# Title Max Score Solution Difficulty
1 Arrays - DS 10 Solution.swift 💚 Easy
2 2D Array - DS 15 Solution.swift 💚 Easy
3 Dynamic Array 15 Solution.swift 💚 Easy
4 Left Rotation 20 Solution.swift 💚 Easy
5 Sparse Arrays 25 Solution.swift 💛 Medium
6 Array Manipulation 60 Solution.swift ❤️ Hard
Subdomain: Linked Lists
# Title Max Score Solution Difficulty
1 Print the Elements of a Linked List 5 Solution.java 💚 Easy

30 Days of Code

# Title Max Score Solution Difficulty
1 Day 0: Hello, World. 30 Solution.swift 💚 Easy
2 Day 1: Data Types 30 Solution.swift 💚 Easy
3 Day 2: Operators 30 Solution.swift 💚 Easy
4 Day 3: Intro to Conditional Statements 30 Solution.swift 💚 Easy
5 Day 4: Class vs. Instance 30 Solution.swift 💚 Easy
6 Day 5: Loops 30 Solution.swift 💚 Easy
7 Day 6: Let's Review 30 Solution.swift 💚 Easy
8 Day 7: Arrays 30 Solution.swift 💚 Easy
9 Day 8: Dictionaries and Maps 30 Solution.swift 💚 Easy
10 Day 9: Recursion 3 30 Solution.swift 💚 Easy
11 Day 10: Binary Numbers 30 Solution.swift 💚 Easy
12 Day 11: 2D Arrays 30 Solution.swift 💚 Easy
13 Day 12: Inheritance 30 Solution.swift 💚 Easy
14 Day 13: Abstract Classes 30 Solution.java 💚 Easy
15 Day 14: Scope 30 Solution.swift 💚 Easy
16 Day 15: Linked List 30 Solution.swift 💚 Easy
17 Day 16: Exceptions - String to Integer 30 Solution.swift 💚 Easy
18 Day 17: More Exceptions 30 Solution.swift 💚 Easy
19 Day 18: Queues and Stacks 30 Solution.swift 💚 Easy
20 Day 19: Interfaces 30 Solution.java 💚 Easy
21 Day 20: Sorting 30 Solution.swift 💚 Easy
22 Day 21: Generics 30 Solution.swift 💚 Easy
23 Day 22: Binary Search Trees 30 Solution.swift 💚 Easy
24 Day 23: BST Level-Order Traversal 30 Solution.swift 💚 Easy
25 Day 24: More Linked Lists 30 Solution.swift 💚 Easy
26 Day 25: Running Time and Complexity 30 Solution.swift 💛 Medium
27 Day 26: Nested Logic 30 Solution.swift 💚 Easy
28 Day 27: Testing 30 Solution.java 💚 Easy
29 Day 28: RegEx, Patterns, and Intro to Databases 30 Solution.swift 💛 Medium
30 Day 29: Bitwise AND 30 Solution.swift 💛 Medium

About

HackerRank solutions written in Swift and a little bit in Java 🖖

Topics

swift algorithms hackerrank data-structures arrays problem-solving implementation hackerrank-solutions warmup 30-days-of-code hackerrank-algorithm hackerrank-problem-solutions hackerrank-datastructure hackerrank-30-days-of-code

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Readme

License

Apache-2.0 license
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