Print an Integer (Entered by the User)

In this program, integer entered by the user is stored in a variable using the function. Then, that variable is displayed on the screen.

-- read_from_stdin.lua
-- read an integer from the user, store it in a variable then print the variable on the screen.

function ReadFromStdin( )
    print('please enter an integer ...');
    n =;
    print('the integer is '..n);