﻿ Ningbo University of Technology Online Judge :: [1543] No Girlfriend
• ### [1543] No Girlfriend

• 时间限制: 2000 ms　内存限制: 262144 K
• 问题描述
• You know the day after tomorrow is Valentine's Day, but I have no girlfriend.

Now, I'll give you a big task, help me take away a person!

If you take away that person, others who want to appointment with him/her will feel disappointed.

• 输入
• There are multiple test cases, each test case contain a positive number N (1 <= N <= 100).
Following N lines, for the ith line (1-Based) contain a positive integer P (1 <= P <= N), represent the ith people want to appointment with P.
Note: Everyone has a distinct number, the ith people's number is i.
• 输出
• For each case, output the answer in one line.
• 样例输入
• ```3
3
1
1
5
5
5
2
2
2
```
• 样例输出
• ```2
3
```
• 提示
• ```For the first test case.
If you take away 1, then 2 and 3 will feel disappointed.
If you take away 2, nobody will feel disappointed.
If you take away 3, then 1 will feel disappointed.
So the maximum people feel disappointed is 2.
```
• 来源
• `本站或者转载`
• 操作
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