Main {
{{
  static ClassGraph cg;
  static int err_num;
  static int war_num;
  public static void main(String args[]) throws Exception {
    // java.io.Reader in = new java.io.FileReader(args[0]);
    System.out.println();
    err_num = 0;
    war_num = 0;
	System.out.println("Running the cd-checker...");
	System.out.println();
    Cd_graph cd = Cd_graph.parse(System.in);
    cg = new ClassGraph(true,false);
	findUndefinedClasses(cd);
	System.out.println();
	System.out.print(err_num);
	if(err_num<=1)
		System.out.print(" error and ");
	else 
		System.out.print(" errors and ");
	System.out.print(war_num);
	if(war_num<=1)
		System.out.println(" warning");
	else 
		System.out.println(" warnings");
	 
 }
  
 static void findUndefinedClasses(Cd_graph cd)
 {
	TraversalGraph tg = new TraversalGraph("from Cd_graph bypassing{ Neighbors, ->*,parameters,*}to Vertex",cg);
  	cd.findUndefinedClasses(tg);
 }
}}
}