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Regular Expressions: Valid date format Write a regular expression for describing valid dates in the format YYYY-MM-DD where 1. YYYY is a year after 1900

Regular Expressions: Valid date format

Write a regular expression for describing valid dates in the format YYYY-MM-DD where

1. YYYY is a year after 1900 2. MM is a month 3. DD is a day

You may assume that February has 29 days.

(Please lay out steps and explanation if you can)

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