- Simplify the logic
- Word[i] after index 2 must have the same case as
- The only exception is
aBBB. We need to check if the first case is
lowerand the second is
We define the usage of capitals in a word to be right when one of the following cases holds:
- All letters in this word are capitals, like “
- All letters in this word are not capitals, like “
- Only the first letter in this word is capital, like “
Given a string
true if the usage of capitals in it is right.
Input: word = "FlaG"