public static String pigLatin(String sentence){
        //convert to lower case -- String class toLowerCase method
        String lower = sentence.toLowerCase();
        //divide into words -- split(" ") -- returns an ARRAY of strings
        String[] splits = lower.split(" ");
        //loop over the array
            for(int i=0; i<splits.length; i++){
                pigLatinWord(splits[i]);
            }
            //inside the loop call the helper method to convert word
        return "";
    }

    public static String pigLatinWord(String word){
            //find a vowel -- charAt and loop
            if((s.charAt(0)==('a')||(s.charAt(0)==('e')||(s.charAt(0)==('i')||(s.charAt(0)==('o')||(s.charAt(0)==('u'))))))){
                returnable = word+"way";
            }
            else{
                for(int i=0; i<word.length; i++){

                }
            }
            //substring -- from vowel position(looping variable) to end, and again from 0 to vowel
            //return
    return "";
    }