AtCoder Beginner Contest 471
问卷统计AI (CI翻译)
Problem Statement
题目描述
AI (CI翻译)Takahashi is tallying the results of a survey.
Takahashi 正在统计问卷结果。AI (CI翻译)
$N$ people answered the survey, and the $i$-th person's answer is a string $S_i$ consisting of English letters.
$N$ 个人回答了问卷，第 $i$ 个人的回答是一个由英文字母组成的字符串 $S_i$。AI (CI翻译)
Find the maximum number of people who gave the same answer in this survey.
Here, the case of the letters in the answers is not distinguished.
For example, AtCoder, ATCODER, and atcoder are all considered the same answer.
请找出在这份问卷中给出相同回答的人数的最大值。
这里不区分回答中字母的大小写。
例如，AtCoder、ATCODER 和 atcoder 都会被视为相同的回答。AI (CI翻译)
Constraints
约束条件
AI (CI翻译)$1 \leq N \leq 100$$S_i$is a string of length between$1$and$10$(inclusive) consisting of uppercase and lowercase English letters.$N$is an integer.
$1 \leq N \leq 100$$S_i$是一个长度在$1$到$10$（含）之间、由大写和小写英文字母组成的字符串。$N$是整数。
Input
输入格式
AI (CI翻译)The input is given from Standard Input in the following format:
输入从标准输入按以下格式给出：AI (CI翻译)
N
S_1
\vdots
S_NN
S_1
\vdots
S_NOutput
输出格式
AI (CI翻译)Output the answer.
输出答案。AI (CI翻译)
样例
Input #1
7
ARC
abc
ahc
ABC
beginner
AbC
ahc
Output #1
3
There are three answers that are the same as `ABC`, and this number is the maximum.
Input #2
10
x
x
x
x
x
x
x
x
x
x
Output #2
10
题目信息
题面与样例版权归 AtCoder 及出题人所有；中文翻译由 AI 生成（gpt-6.1-sol），如有出入请以原文为准。