My classmates and I started studying Python, and one of the problems we encountered is how to design a menu that does the following:
- Read a 4-digit number, display the largest digit and report whether it is odd or even.
- Read two 3-digit numbers, form a third number with the highest of the first and the lowest of the second.
- Read a 3-digit number and form the largest number possible with your digits.
- Exit