clean up javadoc in 102.

102/Triangles.java

@@ -1,6 +1,10 @@
 import java.util.*;
 import java.io.*;
 
+/**
+ * Determine the number of triangles that contain the origin
+ * from a list of 1,000 triangle endpoints.
+ */
 public class Triangles {
 	public static void main(String[] args) throws FileNotFoundException { 
 		solve();