1118. Number of Days in a Month

Given a year Y and a month M , return how many days there are in that month.

 

Example 1:

Input: 

Y = 
1992

, M = 
7

Output: 

31

Example 2:

Input: 

Y = 
2000

, M = 
2

Output: 

29

Example 3:

Input: 

Y = 
1900

, M = 
2

Output: 

28

 

Note:

1. 1583 <= Y <= 2100
2. 1 <= M <= 12