c++

A website requires that passwords only contain alphabetic characters or numbers. For each character in passwordStr that is not an alphabetic character or number, replace the character with ' x : Ex. If the input is 11 Rht, then the output is: New password: 1 Rht Note. - isaipha0 retums true if a character is alphabetic, and false otherwise. Ex isalpha(a) returns true. isalpha( 8 ') returns false - isdigit) retums true if a character is a digit, and false otherwise. Ex isdigit(8') returns true isdigit(a) false. 1 Winclude iostream> Hinclude istring? using namespace std; int main( ) string passwordstr; unsigned int i; cin >> passwordstr: P* Your code goes here: ? cout "New password: "