public class StringUtilities {
   public Character getMiddleCharacter(String word){
       char wordResult = 'a';

       if (word.length()%2 == 1) {
           int oddLength = word.length()/2;
           int evenLength = word.length()/2-1;
//           wordResult = word.substring(oddLength, oddLength + 1);
        }
        else {
 //           wordResult = word.substring(evenLength, evenlength + 1);
        }
       return wordResult;
   }
 

   public String removeCharacter(String value, char charToRemove){
       String newString = "";
 
       for (int i = 0; i < value.length(); i ++) {
           if (value.charAt(i) != charToRemove) newString += value.charAt(i);
        }
 
    return newString;  
   }
   
   public String getLastWord(String value) {
       return value.substring(value.lastIndexOf(" ")+1);
   }
}