An abbreviation of a word follows the form . Below are some examples of word abbreviations: a) it --> it (no abbreviation)
1
b) d|o|g --> d1g
1 1 1
1---5----0----5--8
c) i|nternationalizatio|n --> i18n
1
1---5----0
d) l|ocalizatio|n --> l10n Assume you have a dictionary and given a word, find whether its abbreviation is unique in the dictionary. A word's abbreviation is unique if no other word from the dictionary has the same abbreviation. Example: Given dictionary = [ "deer", "door", "cake", "card" ]
isUnique("dear") -> false isUnique("cart") -> true isUnique("cane") -> false isUnique("make") -> true