Find the Most Common Response
You are given a 2D string array responses where each responses[i] is an array of strings representing survey responses from the ith day.
You are given a 2D string array responses where each responses[i] is an array of strings representing survey responses from the ith day.
Return the most common response across all days after removing duplicate responses within each responses[i]. If there is a tie, return the lexicographically smallest response.
Example 1
Input: responses = [["good","ok","good","ok"],["ok","bad","good","ok","ok"],["good"],["bad"]]
Output: "good"
Example 2
Input: responses = [["good","ok","good"],["ok","bad"],["bad","notsure"],["great","good"]]
Output: "bad"
Constraints
- 1 <= responses.length <= 1000
- 1 <= responses[i].length <= 1000
- 1 <= responses[i][j].length <= 10
- responses[i][j] consists of only lowercase English letters
Hints
Companies
No companies reported yet.
Discussion
Sign in to join the discussion.
Loading discussion...
Test results
No test cases yet.