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

#1948. 最長公共子字串

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The problem was used in the following contests:

This problem is prepared by xiaowuc1 .

畀你一串字串，佢哋全部共有嘅最長子字串係乜嘢？

輸入格式

輸入嘅第一行包含一個整數 $n$（$1 \le n \le 1000$），表示接落嚟嘅字串數目。

接落嚟 $n$ 行，每行包含一個只由小寫字母組成嘅字串 $s$（$1 \le |s| \le 100$）。

輸出格式

輸出一個整數，表示所有輸入字串共有嘅最長子字串嘅長度。

樣例

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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