This repository is a collection of my solved problems from the HackerRank platform.

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Covered Topics

Go to Detailed Map to find the solutions for each topic.

• Python: - uploading...
• 30 Days of Code:
  • Python: - uploading...

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Detailed Map to the Repository

Python

Introduction

1. Say Hello, World! With Python
2. Reading Raw Input
3. Python If-Else
4. Arithmetic Operators
5. Python: Division
6. Loops
7. Write a function
8. Print Function

Basic Data Types

1. Lists
2. Tuples
3. List Comprehensions
4. Find the Runner-Up Score
5. Nested Lists
6. Finding the percentage

Strings

1. sWAP cASE
2. String Split and Join
3. Whats Your Name?
4. Mutations
5. Find a string
6. String Validators
7. Text Alignment
8. Text Wrap
9. Designer Door Mat
10. String Formatting
11. Alphabet Rangoli
12. Capitalize!
13. The Minion Game

Sets

1. Introduction to Sets
2. Symmetric Difference
3. No Idea!
4. Set .add()
5. Set .discard(), .remove() & .pop()
6. Set .union() Operation
7. Set .intersection() Operation
8. Set .difference() Operation
9. Set .symmetric_difference() Operation
10. Set Mutations
11. The Captains Room
12. Check Subset
13. Check Strict Superset

Math

1. Polar Coordinates
2. Find Angle MBC
3. Triangle Quest 2
4. Mod Divmod
5. Power - Mod Power
6. Integers Come In All Sizes
7. Triangle Quest

Itertools

1. itertools.product()
2. itertools.permutations()
3. itertools.combinations()
4. itertools.combinations_with_replacement()
5. Compress the String!
6. Iterables and Iterators
7. Maximize It!

Collections

1. collections.Counter()
2. DefaultDict Tutorial
3. Collections.namedtuple()
4. Collections.OrderedDict()
5. Word Order
6. Collections.deque()
7. Piling Up!
8. Most Common

Date and Time

1. Calendar Module
2. Time Delta

Errors and Exceptions

1. Exceptions
2. Incorrect Regex

Classes

1. Classes: Dealing with Complex Numbers
2. Class 2 - Find the Torsional Angle

Built-Ins

1. Zipped!
2. Input()
3. Python Evaluation
4. Sort Data
5. Any or All
6. ginortS

Python Functionals

1. Map and Lambda Function
2. Validating Email Addresses With a Filter

Regex and Parsing

1. Introduction to Regex Module
2. Re.split()
3. Group(), Groups() & Groupdict()
4. Re.findall() & Re.finditer()
5. Re.start() & Re.end()
6. Regex Substitution
7. Validating Roman Numerals
8. Validating phone numbers
9. Validating and Parsing Email Addresses
10. Hex Color Code
11. HTML Parser - Part 1
12. HTML Parser - Part 2
13. Detect HTML Tags, Attributes and Attribute Values
14. Validating UID
15. Validating Credit Card Numbers
16. Validating Postal Codes
17. Matrix Script

XML

1. XML 1 - Find the Score
2. XML2 - Find the Maximum Depth

Closures and Decorators

1. Standardize Mobile Number Using Decorators
2. Decorators 2 - Name Directory

Numpy

1. Arrays
2. Shape and Reshape
3. Transpose and Flatten
4. Concatenate
5. Zeros and Ones
6. Eye and Identity
7. Array Mathematics
8. Floor, Ceil and Rint
9. Sum and Prod
10. Min and Max
11. Mean, Var, and Std
12. Dot and Cross
13. Inner and Outer
14. Polynomials
15. Linear Algebra

Debugging

1. Words Score
2. Default Arguments

30DaysOfCode

C

1. Day 00 Hello World
2. Day 01 Data Types
3. Day 02 Operators
4. Day 03 Intro to Conditional Statements
5. Day 04 Class vs Instance
6. Day 05 Loops
7. Day 06 Lets Review
8. Day 07 Arrays
9. Day 08 Dictionaries and Maps
10. Day 09 Recursion 3
11. Day 10 Binary Numbers

CPP

1. Day 00 Hello World
2. Day 01 Data Types
3. Day 02 Operators
4. Day 03 Intro to Conditional Statements
5. Day 04 Class vs Instance
6. Day 05 Loops
7. Day 06 Lets Review
8. Day 07 Arrays
9. Day 08 Dictionaries and Maps
10. Day 09 Recursion 3
11. Day 10 Binary Numbers

Java

1. Day 00 Hello World
2. Day 01 Data Types
3. Day 02 Operators
4. Day 03 Intro to Conditional Statements
5. Day 04 Class vs Instance
6. Day 05 Loops
7. Day 06 Lets Review
8. Day 07 Arrays
9. Day 08 Dictionaries and Maps
10. Day 09 Recursion 3
11. Day 10 Binary Numbers

Python

1. Day 00 Hello, World
2. Day 01 Data Types
3. Day 02 Operators
4. Day 03 Intro to Conditional Statements
5. Day 04 Class vs Instance
6. Day 05 Loops
7. Day 06 Lets Review
8. Day 07 Arrays
9. Day 08 Dictionaries and Maps
10. Day 09 Recursion 3
11. Day 10 Binary Numbers

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Usage

These solutions are intended for educational purposes only and to track my progress.

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Feedback

If you have any feedback or ideas to improve this project, feel free to contact me via