core:
import edu.neu.ccs.demeter.dj.*;
import java.lang.*;
import java.util.*;

import edu.neu.ccs.demeter.*;
add: class Main {
  public constructor Main() {{
    super();
  }}
  public static Main parse(java.io.Reader in)
    throws ParseException
  {{ return new Parser(in)._Main(); }}
  public static Main parse(java.io.InputStream in)
    throws ParseException
  {{ return new Parser(in)._Main(); }}
  public static Main parse(String s) {{
    try { return parse(new java.io.StringReader(s)); }
    catch (ParseException e) {
      throw new RuntimeException(e.toString());
    }
  }}
{{
  public static ClassGraph cg1;
  public static ClassGraph cgT;
  public static ClassGraph cgP;
  public static Cd_graph m;
  public static void main(String args[]) throws Exception { 
    m = Cd_graph.parse(System.in);
    cgT = new ClassGraph(true,false);
    cg1 = new MyClassGraph(Main.cgT, "from Cd_graph bypassing {->*,myparent,* , ->*,parents,* , ->*,tail,*} to *");
    cgP = new MyClassGraph(Main.cgT, "from Cd_graph bypassing {->*,tail,*} to *");
    //m.display();

    // Assignning parents to all classes
    m.setAllParents();
    
    // Single Inheritance Check
    m.singleInher();

    // Inheritance Cycle Check
    if (m.doInherCycle()) {
       m.inherCycle();
       if (m.get_cycle_pass()) {

         // Flattening the Cd_graph object
         m.flatten();

         // Then do unique parts check
         m.uniqueParts();
       } else System.out.println("Fix the Inheritance Cyle before proceeding to Flattening and Unique Parts Check");
    } else System.out.println("Fix the multiple inheritance before proceeding to Inheritance Cycle Check");

    //undefined classes check
    m.undefinedClasses();
    
    // Terminal Buffer Rule
    m.bufferRule();

    System.out.println();
    //System.out.println(cg1);
  }
}}
{{  void universal_trv0_bef(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).before(this);
  }
}}
{{  void universal_trv0_aft(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).after(this);
  }
}}
{{  void universal_trv0(UniversalVisitor _v_) {
    universal_trv0_bef(_v_);
    universal_trv0_aft(_v_);
  }
}}
}