# How to Solve Leetcode Problems With Python One-Liners

In this article we'll solve Leetcode array problems in one line using one of Python's most interesting features – List Comprehension.

Python is one of the most powerful programming languages. It gives us various unique features and functionalities that make it easy for us to write code.

In this article we'll solve Leetcode array problems in one line using one of Python's most interesting features – List Comprehension.

### What is List Comprehension?

Before going into the problems, let's make sure we understand what list comprehension is all about.

A list comprehension is a syntactic construct available in some programming languages for creating a list based on existing lists - Wikipedia

Let's see how list comprehension works with an example.

Consider an array of numbers. Our task is to add 1 to the numbers at odd indices and to add 2 to the number at even indices.

Now we'll see how to solve the above problem using both a for-loop and list comprehension.

## Python Tricks Every Developer Should Know

In this tutorial, you’re going to learn a variety of Python tricks that you can use to write your Python code in a more readable and efficient way like a pro.

## How to Remove all Duplicate Files on your Drive via Python

Today you're going to learn how to use Python programming in a way that can ultimately save a lot of space on your drive by removing all the duplicates. We gonna use Python OS remove( ) method to remove the duplicates on our drive. Well, that's simple you just call remove ( ) with a parameter of the name of the file you wanna remove done.

## Basic Data Types in Python | Python Web Development For Beginners

In the programming world, Data types play an important role. Each Variable is stored in different data types and responsible for various functions. Python had two different objects, and They are mutable and immutable objects.

## How To Compare Tesla and Ford Company By Using Magic Methods in Python

Magic Methods are the special methods which gives us the ability to access built in syntactical features such as ‘<’, ‘>’, ‘==’, ‘+’ etc.. You must have worked with such methods without knowing them to be as magic methods. Magic methods can be identified with their names which start with __ and ends with __ like __init__, __call__, __str__ etc. These methods are also called Dunder Methods, because of their name starting and ending with Double Underscore (Dunder).

## The Basics of Python OS Module

The OS module is a python module that provides the interface for interacting with the underlying operating system that Python is running.