(Python Guess the Number)
where this f come from? or what does this f means?
Here is the code:
guess = int(input(f 'Guess a number between 1 and {x}: '))
A string with an 'f' in the beginning is called an f-string. It is one of the new python 3.6 features. You can read more about it in these links:
Thats a representation called f-string, they started supporting them in Python 3.6