PROGRAMMING:Definition and use of class
Define a date class date, which contains data member year, month and day, and member function: constructor is used to initialize data member, output and judge leap year. Write the main function: create a date object, calculate and output the day of the year.
###Input:
Each group of test data contains only one test case, and each test case in a row includes three numbers, which represent year, month and day respectively.
###Output:
It is the day of the year.
###Input example:
```in
2006 3 5
```
###Output example:
```out
64 (March 5, 2006 is the 64th day of the year)
```
answer：If there is no answer, please comment
###Input:
Each group of test data contains only one test case, and each test case in a row includes three numbers, which represent year, month and day respectively.
###Output:
It is the day of the year.
###Input example:
```in
2006 3 5
```
###Output example:
```out
64 (March 5, 2006 is the 64th day of the year)
```
answer：If there is no answer, please comment