[LeetCode] 14. Longest Common Prefix (Kotlin)

https://leetcode.com/problems/longest-common-prefix/

 

Longest Common Prefix - LeetCode

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class Solution {
    fun longestCommonPrefix(strs: Array<String>): String {
        if (strs.size == 1) return strs.first()

        var answer = ""

        val sortedStrs = strs.sortedBy { it.length }
        val firstStr = sortedStrs.first()

        for (i: Int in firstStr.indices) {
            val currentChar = firstStr[i]
            if (sortedStrs.all { it[i] == currentChar }) {
                answer += currentChar
            } else {
                return answer
            }
        }

        return answer
    }
}

https://github.com/960813/leetcode-problems/commit/8d164325ede946d3cc9bcf7400a20c98976e780b

 

[014] Kotlin · 960813/leetcode-problems@8d16432

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