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$ The $ boundary matcher matches an occurrence of a character/character class/group at the end of a line. Regex Pattern \w*s$ Test String Challenges Hints In the above image, the Regex Pattern is matched with the Test String. Task Write a RegEx to match a test string, S, under the following conditions: S should consist of only lowercase and uppercase letters (no numbers or symbols). . S should end in s. This is a RegEx-only challenge, so you are not required to write any code. Simply replace the blank (__----- _) with your RegEx pattern. Change Theme Ruby KY 1 Regex_Pattern = 2 3 print !!(gets =~ /#{Regex_Pattern}/)