# inserting input to a function

def greet(first_name, last_name):  # what is inside the function is called "parameters"
    print(f'this is {first_name} {last_name}')
    print('this is second line of Amir written sentence')


greet("Amir", "Vahed")  # what we put in the paranthesis is called 'Arguments'
greet('Jophn', 'SMith') # the function requires 2 arguemnts which are compulsary
