Ενότητα 6 - Τμήμα 2 - Συναρτήσεις και Σχέδια
6.2.3 - Snowman code revealed
draw_snowman is a function that creates one snowman at some position on the screen. (screen, x, y) are the parameters (arguments) of the function.
As you can see in the picture below, every draw command depends on this parameters. In this way if we change x and y then we can create a snowman in another position.