OurComparable Is Sorted
Create a method named
isSorted accepts a list of
OurComparables and returns
true if the list is sorted in ascending order and
If the passed list is empty you should throw an
As a reminder,
compareTo returns a negative integer, zero, or a positive integer as this object is less than,
equal to, or greater than the passed object.
OurComparable works exactly the same as the official
Comparable interface, except it is slightly simplified
and does not accept a type parameter.