Preprocessor Directive: It tells the compiler, what code it needs to include in addition to our own code
Main Function: It is the function, that is called at the start of the programm
Expression Statements: A Statement, that expresses something, but not really does anything. It changes variables or prints to the console to express something, but it doesn’t create a variable or something
Declaration Statements: Theese are staments, that create variables.
