/*********************************************************************************

* (Implement hashCode for string) Write a method that returns a hash code for *

* string using the approach described in Section 27.3.2 with b value 31. The *

* function header is as follows: *

* *

* public static int hashCodeForString(String s) *

*********************************************************************************/

public class Exercise_27_09 {

public static void main(String[] args) {

}

}

publicclassExercise_27_09 {

publicstaticvoidmain(String[]args) {

String[]list = {"Mark","Smith","tops","pots","tod","dot"};

for (Stringe :list) {

System.out.println("The hash code for\"" +e +

"\" is " +hashCodeForString(e));

}

}

publicstaticinthashCodeForString(Strings) {

intb =31;

inthashCode =0;

for (inti =0;i <s.length();i++) {

hashCode =b *hashCode + (int)s.charAt(i);

}

returnhashCode;

}

}