953. Verifying An Alien Dictionary

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An alien language uses the 26 lowercase English letters, but in a different order. order lists all 26 letters from first to last in that language. Return true if words is sorted in the alien dictionary order.

Words are compared letter by letter; the first differing letter decides. If one word is a prefix of the other, the shorter word comes first.

Example

words = ["hello","leetcode"], order = "hlabcdefgijkmnopqrstuvwxyz"  ->  true

Constraints

• 1 <= words.length <= 100
• 1 <= words[i].length <= 20
• order is a permutation of the 26 lowercase letters