NanoGoat bcp = new NanoGoat();
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
for(String s = br.readLine(); s != null; s = br.readLine()) {
+ s = s.trim();
+ if (s.length() == 0) continue;
try {
+ if (s.endsWith("$")) s = s.substring(0, s.length() - 1);
if (s.endsWith(".class")) {
bcp.visitJavaClass(repo.loadClass(s.substring(0, s.length() - 6)));
} else {