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C++ STL

So far, we have written many things ourselves. But C++ already provides many useful tools that we can use instead

Until now, our programs have mostly worked with data while the program is running. But what if you want to

Sometimes a program faces a problem while it is running. For example, a user may try to divide a number

Imagine you want to create a function that adds two numbers. You might write one function for int: But what

Imagine using a TV remote. You press the power button and the TV turns on. You don’t need to know

Imagine you have a school locker. You can open the locker using your key, put things inside it, or take

Sometimes a class keeps its data private, but we still want a particular function outside the class to access that

The word polymorphism may sound difficult, but the basic idea is simple. Polymorphism means “many forms.” In C++, polymorphism allows

Imagine you have a class called Animal. It has some common features, such as eating. Now you create another class