Create the function definition named MaxDigitSum. As shown in the example code below, the MaxDigitSum function returns the index to the string in a passed array that has the highest sum based on the DigitSum function. Assume the DigitSum function that is passed a string and returns an unsigned integer equal to the sum of the string's digit characters is available to call. const unsigned SIZE = 3; std::string atrArr1SIZE: strarroj "Today is 1 good day 2 do good."; 1/3 strArrill - "Nobody B my cake or drank my coff3!", // 11 (max) AE12] = "Robot Monster was 1000 times better than Star Waral"; // 1 size t min MaxDigitSumatrarr, SIZE) atd::cout