40 Algorithms Every Programmer Should Know

Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "Let's see how to add a new element to a stack by using push or removing an element from a stack by using pop."

A block of code is set as follows:

define swap(x, y)    buffer = x    x = y    y = buffer

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

define swap(x, y)    buffer = x    x = y    y = buffer

Any command-line input or output is written as follows:

pip install a_package

Bold: Indicates a new term, an important word, ...