Prompt Title: Operator Overloading.

Operator overloading is a feature in many programming languages, including C++, Python, and Java, that allows operators such as +, -, *, /, and = to be redefined for custom types. It allows developers to provide a natural and intuitive syntax for manipulating objects of their own classes.

When an operator is overloaded, it can be used with objects of a custom class in addition to its original use with built-in types. For example, in C++, you can overload the + operator to add two objects of a custom class together. This makes it possible to write code like this:

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MyClass a(2);
MyClass b(3);
MyClass c = a + b;

Here, the + operator has been overloaded for the MyClass type, allowing us to add two objects of this type together.

In Python, the + operator can be overloaded for custom classes by defining a special method named __add__(). This method is called whenever the + operator is used with objects of the custom class. Here's an example:

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class MyClass:
    def __init__(self, value):
        self.value = value

    def __add__(self, other):
        return MyClass(self.value + other.value)

a = MyClass(2)
b = MyClass(3)
c = a + b

In this example, the __add__() method is defined for the MyClass class, allowing us to add two objects of this class together using the + operator.

Operator overloading can be a powerful tool for creating more expressive and readable code, but it should be used with care. Overloading an operator in a way that does not match its usual semantics can make the code more difficult to understand, so it's important to choose overloads that are intuitive and consistent with the operator's usual behavior.