7. Plus One
A non-negative integer is represented by the array digits. Add one to the integer and return the resulting digits.
उदाहरण 1:
इनपुट: digits = [1,2,3] आउटपुट: [1,2,4]
उदाहरण 2:
इनपुट: digits = [9] आउटपुट: [1,0]
सीमाएँ:
1 <= digits.length <= 100