Hi, welcome back to a new section. You'll learn
more about functions throughout these videos. You
did learn how to define a function and how to call
it previously in the course, but here you'll learn some
more advanced concepts about functions. And you
really, really need to learn about functions
because they are some very fundamental blocks of
code. So you you write your programs by using
functions which do certain things. So let's learn
more about functions. See you in the next video.