Can anyone help me with this programming assignment?

import java.io.*; import java.util.*; import java.util.Arrays; import java.nio.file.Files; import java.nio.file.Paths; public class RhymingDict { // Given a pronunciation, get the rhyme group // get the more *heavily emphasized vowel* and follwing syllables // For "tomato", this is "-ato", and not "-omato", or "-o" // Tomato shares a rhyming group with "potato", but not "grow" private static String getRhymeGroup(String line) { int firstSpace = line.indexOf(" "); String pronunciation = line.substring(firstSpace + 1, line.length()); int stress0 = pronunciation.indexOf("0"); int stress1 = pronunciation.indexOf("1"); int stress2 = pronunciation.indexOf("2"); if (stress2 >= 0) return pronunciation.substring(stress2 - 2, pronunciation.length()); if (stress1 >= 0) return pronunciation.substring(stress1 - 2, pronunciation.length()); if (stress0 >= 0) return pronunciation.substring(stress0 - 2, pronunciation.length()); // No vowels at all? ("hmmm", "mmm", "shh") return pronunciation; } private static String getWord(String line) { int firstSpace = line.indexOf(" "); String word = line.substring(0, firstSpace); return word; } // Load the dictionary private static String[] loadDictionary() { // Load the file and read it String[] lines = null; // Array we'll return holding all the lines of the dictionary try { String path = "cmudict/cmudict-short.dict"; // Creating an array of strings, one for each line in the file lines = new String(Files.readAllBytes(Paths.get(path))).split("\\r?\\n"); } catch (IOException ex){ ex.printStackTrace(); } return lines; } public static void main(String []args) { String[] dictionaryLines = loadDictionary(); /* This code is in here to help you test MyLinkedList without having to mess around with the dictionary. Feel free to change this test code as you're testing your linked list. But be sure to comment this code out when you submit it. MyLinkedList testList = new MyLinkedList(); testList.add(0, "hello"); testList.add(1, "world"); testList.add(2, "!"); System.out.println(testList); System.out.println("index 2 = " + testList.get(2)); System.out.println("world at index " + testList.find("world")); System.out.println("hello at index " + testList.find("hello")); System.out.println("! at index " + testList.find("!")); System.out.println("wow at index " + testList.find("wow")); testList.remove(2); System.out.println(testList); testList.remove(0); System.out.println(testList); testList.remove(0); System.out.println(testList); System.out.println("hello at index " + testList.find("hello")); */ // List of rhyme groups. The items in this linked list will be RhymeGroupWords. ListInterface rhymeGroups = new MyLinkedList(); /* TODO: Add in your code to load the dictionary into your linked lists. Remember that rhymeGroups is a list of RhymeGroupWords. Inside each of this objects is another linked list which is a list of words within the same rhyme group. I would recommend first getting this working with MyLinkedList for both lists (rhyme groups and word lists) then get it working using MySortedLinkedList for the word groups. */ /* End TODO for adding dictionary in rhymeGroups. */ // This code prints out the rhyme groups that have been loaded above. for(int i =0; i < rhymeGroups.size(); i++) { RhymeGroupWords rg = (RhymeGroupWords) rhymeGroups.get(i); System.out.print(rg.getRhymeGroup() + ": "); System.out.println(rg.getWordList()); } /* TODO: Add the code here to iterate through pairs of arguments, testing to see if they are in the same rhyme group or not. */ } }