Here is infile1.txt
how much wood would a wood chuck chuck if a wood chuck would chuck wood
We want to load infile1.txt into a TreeSet of String. We will then read some words from a second file: infile2.txt
and search our TreeSet to see which words from our infile2 are found in the TreeSet.
a woodchuck likes to chuck wood if he can get some
WoodChuckSet.java