- Preprocessor directive: It includes important files to be needed by our program.
- Main function: It is the function which is called by the operating system when the program is
executed. - Expression statements: These are the statements which contain an expression and is terminated
with a semi-colon {;}. - Declaration statements: These are the statements in which variables and constants are declared.
- Return statement: It returns a value to the operating system and if returned then it denotes that the
program ran successfully.
Preprocessor Directive: A line at the start of the file that tells the compiler to include a library. The library here is “< iostream >”
Main Function: The main part of our code. Here reside our statements that are later executed.
Expression Statements: Are lines of code that are followed by a semicolon.
Declaration Statements: Are lines of code that declare the value of a variable or constant.
Return Statement: A line that indicates the end of our function.