Constants

A constant is an identifier with an associated value which cannot be altered by the program during execution.

How to declare constant variable ?

We can declare constant variable using const keyword.

Example of declaring constant variable

    //Syntax for declaring constant variable
    data type const variable_name = value;

    //float constant
    float const pi = 3.14;

    //integer constant
    int const a = 5;

    //character constant
    char const yes = 'y';