Write season(month) that takes a month number (1 = January, 12 = December) and returns the northern-hemisphere season: "winter" for December, January and February; "spring" for March to May; "summer" for June to August; "autumn" for September to November. Return "invalid" if the number is not a month.
Examples
Input: month = 1
Output: "winter"
Input: month = 7
Output: "summer"
Input: month = 13
Output: "invalid"
Constraints
monthis an integer
Goals
- Map a number onto categories with or / chained comparisons
- Handle a group that wraps around the end of the year