PKU_1008_Maya Calendar

Maya Calendar


Description

During his last sabbatical, professor M. A. Ya made a surprising discovery about the old Maya calendar. From an old knotted message, professor discovered that the Maya civilization used a 365 day long year, called Haab, which had 19 months. Each of the first 18 months was 20 days long, and the names of the months were pop, no, zip, zotz, tzec, xul, yoxkin, mol, chen, yax, zac, ceh, mac, kankin, muan, pax, koyab, cumhu. Instead of having names, the days of the months were denoted by numbers starting from 0 to 19. The last month of Haab was called uayet and had 5 days denoted by numbers 0, 1, 2, 3, 4. The Maya believed that this month was unlucky, the court of justice was not in session, the trade stopped, people did not even sweep the floor.

For religious purposes, the Maya used another calendar in which the year was called Tzolkin (holly year). The year was divided into thirteen periods, each 20 days long. Each day was denoted by a pair consisting of a number and the name of the day. They used 20 names: imix, ik, akbal, kan, chicchan, cimi, manik, lamat, muluk, ok, chuen, eb, ben, ix, mem, cib, caban, eznab, canac, ahau and 13 numbers; both in cycles.

Notice that each day has an unambiguous description. For example, at the beginning of the year the days were described as follows:

1 imix, 2 ik, 3 akbal, 4 kan, 5 chicchan, 6 cimi, 7 manik, 8 lamat, 9 muluk, 10 ok, 11 chuen, 12 eb, 13 ben, 1 ix, 2 mem, 3 cib, 4 caban, 5 eznab, 6 canac, 7 ahau, and again in the next period 8 imix, 9 ik, 10 akbal . . .

Years (both Haab and Tzolkin) were denoted by numbers 0, 1, : : : , where the number 0 was the beginning of the world. Thus, the first day was:

Haab: 0. pop 0

Tzolkin: 1 imix 0
Help professor M. A. Ya and write a program for him to convert the dates from the Haab calendar to the Tzolkin calendar.

Input

The date in Haab is given in the following format:
NumberOfTheDay. Month Year

The first line of the input file contains the number of the input dates in the file. The next n lines contain n dates in the Haab calendar format, each in separate line. The year is smaller then 5000.

Output

The date in Tzolkin should be in the following format:
Number NameOfTheDay Year

The first line of the output file contains the number of the output dates. In the next n lines, there are dates in the Tzolkin calendar format, in the order corresponding to the input dates.

Sample Input

3
10. zac 0
0. pop 0
10. zac 1995


Sample Output

3
3 chuen 0
1 imix 0
9 cimi 2801


Source Code

#include <iostream>
#include <string>
using namespace std;
string HaabMonth[19]={"pop","no","zip","zotz","tzec","xul","yoxkin","mol","chen","yax",
                             "zac","ceh","mac","kankin","muan","pax","koyab","cumhu","uayet"};

string TzolkinDate[20]={"imix","ik","akbal","kan","chicchan","cimi","manik","lamat",
                        "muluk","ok","chuen","eb","ben","ix","mem","cib","caban","eznab","canac","ahau"};

int toDateNum(string s)
{
	int i=0;
	while ((i<=18)&&(s!=HaabMonth[i]))
		i++;
	return i;
}
							
int toNumOfDay(int date,string month,int year)
{
	int monthNum=toDateNum(month);
	return year*365+monthNum*20+date+1;
}

int main()
{
	int n;
	cin>>n;
	cout<<n<<endl;
	while (n--)
	{
		int  HaabDate,HaabYear,TzolkinDateNum,TzolkinYear;
		string HaabMonth,TzolkinDateName;
		char c;
		cin>>HaabDate>>c>>HaabMonth>>HaabYear;
		int numOfDay=toNumOfDay(HaabDate,HaabMonth,HaabYear);
		TzolkinYear=(numOfDay-1)/260;                                         //本题对求周期时的除法与减法值得注意
		TzolkinDateNum=(numOfDay-1)%13+1;                                     //*****
		TzolkinDateName=TzolkinDate[(numOfDay-1)%20];                         //*****
		cout<<TzolkinDateNum<<' '<<TzolkinDateName<<' '<<TzolkinYear<<endl;
	}
	return 0;
}


### 关于 PKU_Campus 数据库文件格式及其用途 在 IT 领域中,`pku_campus.db` 文件通常是一个 SQLite 数据库文件。SQLite 是一种轻量级的关系型数据库管理系统,广泛用于嵌入式应用和小型项目中[^4]。以下是关于 `pku_campus.db` 的可能格式和用途: #### 1. **文件格式** SQLite 数据库文件的标准扩展名为 `.db` 或 `.sqlite`。这种文件本质上是以二进制形式存储的数据表集合,支持 SQL 查询语言。可以通过以下命令查看其结构: ```bash sqlite3 pku_campus.db ``` 运行上述命令后,可以执行如下操作来了解数据表的内容: ```sql .tables -- 查看所有表格名称 .schema table_name -- 查看特定表格的定义 SELECT * FROM table_name LIMIT 10; -- 浏览前几条记录 ``` #### 2. **潜在用途** 根据命名惯例,“PKU Campus” 可能指北京大学校园相关的某个系统或应用程序。因此,该数据库文件可能是为了管理与校园活动、学生信息或其他资源有关的数据而设计的。 - 如果涉及学生活动,则可能会有类似于 `students`, `events`, 和 `registrations` 这样的表格。 - 若是科研领域中的工具包组件之一,则需进一步确认具体上下文环境下的功能定位[^5]。 另外值得注意的是,在某些情况下,此类数据库也可能被用来保存地理空间信息(GIS),特别是当它关联到地图服务或者位置追踪类软件时[^6]。 #### 示例代码展示如何连接并查询此类型的 SQLite 数据库 下面提供了一个简单的 Python 脚本例子,演示怎样加载以及读取一个 SQLite 数据库内的基本信息: ```python import sqlite3 conn = sqlite3.connect('pku_campus.db') cursor = conn.cursor() # 获取所有的表名 cursor.execute("SELECT name FROM sqlite_master WHERE type='table';") tables = cursor.fetchall() print(f"Tables found: {tables}") for table in tables: tableName = table[0] print(f"\nData from Table '{tableName}': ") try: cursor.execute(f'SELECT * FROM "{tableName}" LIMIT 5') rows = cursor.fetchall() for row in rows: print(row) except Exception as e: print(e) conn.close() ```
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