<p>Hallo!</p><p>I need help please about java language!</p><p>a) Use the TreeSet class from the java library,https://docs.oracle.com/javase/6/docs/api/java/util/TreeSet.html</p><p>in a program that loads all words from a text file to anTreeSet. (Use any file
<p>Find 8 strings, each of length 8, that have the samehashCode()<br/>value, supposing that the hashCode() implementation for String isthe following:<br/>public int hashCode() {<br/>int hash = 0;<br/>for (int i = 0;
<p>(e) Consider an initially empty max-heap, where the followingkeys are to be inserted one at a time: 11, 19, 23, 12, 13, 17, 13,14, 18, and 33. Draw the tree