HackerRank is an online platform that offers programmers the ability to test their sills, practice and learn something new. The problem sets on HackerRank are divided in Domains & Tutorials, and the following are the domains & tutorials on HackerRank:
Domains
This repository contains solutions to the Python domain part of HackerRank. My HackerRank profile can be viewed here.
I have also solved other domains on HackerRank that can be viewed at:
| Domain | Solutions Repository Link |
|---|---|
| Algorithms | Solutions Repository |
| Data Structures | Solutions Repository |
| Java | Solutions Repository |
| Interview Preparation Kit | Solutions Repository |
The Python Domain is further Divided into the following sub-domains.
Quick Links ⚡ : Introduction | Basic Data Types | Strings | Sets | Math | Itertools | Collections | Data and Time | Errors and Exceptions | Classes | Built-Ins | Python Functionals | Regex and Parsing | XML | Closures and Decorators | NumPy | Debugging |
Introduction 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Say "Hello World" With Python | Easy | Solution |
| Python If-Else | Easy | Solution |
| Arithmetic Operators | Easy | Solution |
| Python Division | Easy | Solution |
| Loops | Easy | Solution |
| Write a Function | Medium | Solution |
| Print Function | Easy | Solution |
Basic Data Types 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| List Comprehensions | Easy | Solution |
| Find the Runner-Up Score | Easy | Solution |
| Nested Lists | Easy | Solution |
| Finding The Percentage | Easy | Solution |
| Lists | Easy | Solution |
| Tuples | Easy | Solution |
Strings 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| sWAP cASE | Easy | Solution |
| String Split and Join | Easy | Solution |
| What's Your Name | Easy | Solution |
| Mutations | Easy | Solution |
| Find a String | Easy | Solution |
| String Validators | Easy | Solution |
| Text Alignment | Easy | Solution |
| Text Wrap | Easy | Solution |
| Designer Door Mat | Easy | Solution |
| String Formatting | Easy | Solution |
| Alphabet Rangoli | Easy | Solution |
| Capatalize! | Easy | Solution |
| The Minion Game | Medium | Solution |
| Merge The Tools | Medium | Solution |
Sets 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Introduction to Sets | Easy | Solution |
| No Idea! | Medium | Solution |
| Symmetric Difference | Easy | Solution |
| Set .add() | Easy | Solution |
| Set .discard() .remove() & .pop() | Easy | Solution |
| Set .union() Operation | Easy | Solution |
| Set .intersection() Operation | Easy | Solution |
| Set .difference() Operation | Easy | Solution |
| Set .symmetric_difference() Operation | Easy | Solution |
| Set Mutations | Easy | Solution |
| Tha Captain's Room | Easy | Solution |
| Check Subset | Easy | Solution |
| Check Strict Superset | Easy | Solution |
Math 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Polar Coordinates | Easy | Solution |
| Find Angle MBC | Medium | Solution |
| Triangle Quest 2 | Medium | Solution |
| Mod Divmod | Easy | Solution |
| Power - Mod Power | Easy | Solution |
| Integers Come in all sizes | Easy | Solution |
| Triangle Quest | Easy | Solution |
Itertools 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| itertools.product() | Easy | Solution |
| itertools.permutations() | Easy | Solution |
| itertools.combinations() | Easy | Solution |
| itertools.combinations_with_replacement() | Easy | Solution |
| Compress the String! | Medium | Solution |
| Iterables & Iterators | Medium | Solution |
| Maximize It! | Hard | Solution |
Collections 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| collections.Counter() | Easy | Solution |
| DefaultDict Tutorial | Easy | Solution |
| Collections.namedTuple() | Easy | Solution |
| Collections.orderedDict() | Easy | Solution |
| Word Order | Medium | Solution |
| Collections.dequeue() | Easy | Solution |
| Company Logo | Medium | Solution |
| Piling Up! | Medium | Solution |
Date and Time 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Calender Module | Easy | Solution |
| Time Delta | Medium | Solution |
Errors and Exceptions 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Exceptions | Easy | Solution |
| Incorrect Regex | Easy | Solution |
Classes 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Class 2 - Find the Torsional Angle | Easy | Solution |
| Classes: Dealing with Complex Numbers | Medium | Solution |
Built Ins 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Zipped! | Easy | Solution |
| Input() | Easy | Solution |
| Python Evaluation | Easy | Solution |
| Athlete Sort | Medium | Solution |
| Any or All | Easy | Solution |
| ginortS | Medium | Solution |
Python Functionals 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Map and Lambda Function | Easy | Solution |
| Validating Email Address with Filter | Medium | Solution |
| Reduce Function | Medium | Solution |
Regex and Parsing 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Detect Floating Point Number | Easy | Solution |
| Re.split() | Easy | Solution |
| Group(), Groups() and Groupdict() | Easy | Solution |
| Re.findall() & Re.finditer() | Easy | Solution |
| Re.start() and Re.end() | Easy | Solution |
| Regex Substitution | Medium | Solution |
| Validating Roman Numerals | Easy | Solution |
| Validating Phone Numbers | Easy | Solution |
| Validating and Parsing Email Addresses | Easy | Solution |
| Hex Color Code | Easy | Solution |
| HTML Parser - Part 1 | Easy | Solution |
| HTML Parser - Part 2 | Easy | Solution |
| Detect HTML Tags, Attributes and Attribute Values | Easy | Solution |
| Validating UID | Easy | Solution |
| Validating Credit Card Numbers | Medium | Solution |
| Validating Postal Codes | Easy | Solution |
| Matrix Script | Hard | Solution |
XML 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| XML 1 - Find the Score | Easy | Solution |
| XML 2 - Find the Maximum Depth | Easy | Solution |
Closures and Decorators 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Standardize Mobile Numbers Using Decorators | Easy | Solution |
| Decorators 2 - Name Directory | Easy | Solution |
Numpy 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Arrays | Easy | Solution |
| Shape and Reshape | Easy | Solution |
| Transpose and Flatten | Easy | Solution |
| Concatenate | Easy | Solution |
| Zeroes and Ones | Easy | Solution |
| Eye and Identity | Easy | Solution |
| Array Mathematics | Easy | Solution |
| Floor, Ciel and Rint | Easy | Solution |
| Sum and Prod | Easy | Solution |
| Min and Max | Easy | Solution |
| Mean, var and Std | Easy | Solution |
| Dot and Cross | Easy | Solution |
| Inner and Outer | Easy | Solution |
| Polynomials | Easy | Solution |
| Linear Algebra | Easy | Solution |
Debugging 👆
| Problem | Difficulty | Solution Link |
|---|---|---|
| Word Score | Medium | Solution |
| Default Arguments | Medium | Solution |
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