B. 最長公共前綴

    Type: Default 1000ms 256MiB

最長公共前綴

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題目描述

編寫一個函數,找出字串數組中所有字串的 最長公共前綴(Longest Common Prefix)。

如果不存在公共前綴,則返回空字串 ""


範例 1

輸入:
flower flow flight

輸出:
fl


範例 2

輸入:
dog racecar car

輸出:
""

解釋:
輸入的字串之間沒有公共前綴。


限制條件

  • 1 <= strs.length <= 200
  • 0 <= strs[i].length <= 200
  • strs[i] 僅由小寫英文字母組成(如果不是空字串)。

20250307

Not Claimed
Status
Done
Problem
3
Open Since
2025-3-7 0:00
Deadline
2025-7-31 23:59
Extension
24 hour(s)