In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, and user input are shown as follows: "the auto keyword can also be applied to a function to deduce a function's return type automatically."

A block of code is set as follows:

    int add(int i, int j)    {      return i + j;    }

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

    // Initializing a string variable       Name n = {"Frankie Kaur"};       cout << "Initial name = " << n.str; cout << endl; ...

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