c++

Define a function named processPunctuation that: - Takes one parameter: an input string - Returns a sub-string from the start upto the first punctuation mark (period, or exclamation mark). If no punctuation mark (period, or exclamation mark) is present, it returns the entire string. Examples of calling this function: processPunctuation ("Practice makes perfect. It really does!") returns "Practice makes perfect" processPunctuation("Spring is here!? Still feels like winter.") returns "Spring is here" processPunctuation("Sonoma State University") returns "Sonoma State University