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Time Limit: 1 s Memory Limit: 2048 MB Total points: 100

#1948. 最長共同子字串

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The problem was used in the following contests:

This problem is prepared by xiaowuc1 .

給定一列字串，所有字串共同擁有的最長子字串是什麼？

輸入格式

輸入的第一行包含一個整數 $n$（$1 \le n \le 1\,000$），表示接下來的字串數量。

接下來的 $n$ 行，每行包含一個僅由小寫字母組成的字串 $s$（$1 \le |s| \le 100$）。

輸出格式

輸出一個整數，表示所有輸入字串的最長共同子字串長度。

範例

輸入格式 1

5
axabcrwmvd
abcn
tabchwqsl
bvrkabcayna
tyabc

輸出格式 1

Editorials

ID	Type	Status	Title	Posted By	Last Updated	Actions
	Editorial	Open	Official Editorial	Qingyu	-	Download

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