CF678B.The Same Calendar

普及/提高-

通过率：0%

AC君温馨提醒

该题目为【codeforces】题库的题目，您提交的代码将被提交至codeforces进行远程评测，并由ACGO抓取测评结果后进行展示。由于远程测评的测评机由其他平台提供，我们无法保证该服务的稳定性，若提交后无反应，请等待一段时间后再进行重试。

题目描述

The girl Taylor has a beautiful calendar for the year $y$ . In the calendar all days are given with their days of week: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

The calendar is so beautiful that she wants to know what is the next year after $y$ when the calendar will be exactly the same. Help Taylor to find that year.

Note that leap years has $366$ days. The year is leap if it is divisible by $400$ or it is divisible by $4$ , but not by $100$ (https://en.wikipedia.org/wiki/Leap_year).

输入格式

The only line contains integer $y$ ( 1000<=y<100'000 ) — the year of the calendar.

输出格式

Print the only integer $y'$ — the next year after $y$ when the calendar will be the same. Note that you should find the first year after $y$ with the same calendar.

输入输出样例

输入#1
```
2016
```
输出#1
```
2044
```
输入#2
```
2000
```
输出#2
```
2028
```
输入#3
```
50501
```
输出#3
```
50507
```

说明/提示

Today is Monday, the $13$ th of June, $2016$ .

首页