How should I practice Longest Common Suffix?

Start by reading the full statement, solve the visible examples, then compare the pattern against related Chainalysis online assessment problems in FastPrep.

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Longest Common Suffix

Chainalysis● EasyNEW GRADOA

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Problem statement

Given an array of strings words, return the longest string that is a suffix of every word. Return the empty string when there is no common suffix.

Function

longestCommonSuffix(words: String[]) → String

Examples

Example 1

words = ["running","jogging","walking"]return = "ing"

Example 2

words = ["cat","dog"]return = ""

Constraints

1 <= words.length <= 1000.
0 <= words[i].length <= 1000.
The total number of characters is at most 100000.