Please i need some help with my programing assigment in Java

Use this test harness to play with regular expressions. This is the same as the one in the tutorial, but it doesn't use the Console class. The Console was added to the jdk in version 1.6: Use the program above to demonstrate the use of (dot), * (star), + (plus), 9^d, \s, W, [], 0 The use of *, -, and? as greedy quantifiers