Write a program to input month number and print total number of days in month using switch...case.
Example
Input
Input month number: 3
Output
Total number of days = 31

Tips:
Month: 1,3,5,7,8,10,12 -->each month has 31 days.
Month: 2 -->each month has 28 days.
Month: 4,6,9,11 --> each month has 30 days.

The input consists of n (0<n<100) lines.
Each line consists of the month number(ranges from 1 to 12).
The last line of input consists of Int(-1).