//----------------------------------------------------
// The following code was generated by CUP v0.10k
// Wed May 03 15:15:49 NZST 2006
//----------------------------------------------------

package grammar;

import node.*;
import node.stmtNode.*;
import node.exprNode.*;
import node.exprNode.prefixNode.*;
import node.exprNode.postfixNode.*;
import node.exprNode.binaryNode.*;
import java.io.*;
import java.util.*;
import java_cup.runtime.*;

/** CUP v0.10k generated parser.
  * @version Wed May 03 15:15:49 NZST 2006
  */
public class parser extends java_cup.runtime.lr_parser {

  /** Default constructor. */
  public parser() {super();}

  /** Constructor which sets the default scanner. */
  public parser(java_cup.runtime.Scanner s) {super(s);}

  /** Production table. */
  protected static final short _production_table[][] = 
    unpackFromStrings(new String[] {
    "\000\033\000\002\002\004\000\002\003\002\000\002\003" +
    "\004\000\002\004\004\000\002\004\004\000\002\004\003" +
    "\000\002\005\005\000\002\005\005\000\002\005\005\000" +
    "\002\005\005\000\002\005\005\000\002\005\004\000\002" +
    "\005\004\000\002\005\004\000\002\005\004\000\002\005" +
    "\004\000\002\005\004\000\002\005\004\000\002\005\006" +
    "\000\002\005\005\000\002\005\003\000\002\005\003\000" +
    "\002\006\002\000\002\006\003\000\002\007\003\000\002" +
    "\007\005\000\002\010\003" });

  /** Access to production table. */
  public short[][] production_table() {return _production_table;}

  /** Parse-action table. */
  protected static final short[][] _action_table = 
    unpackFromStrings(new String[] {
    "\000\054\000\030\002\000\003\000\004\000\006\000\010" +
    "\000\011\000\014\000\015\000\016\000\021\000\022\000" +
    "\001\002\000\030\002\016\003\020\004\010\006\021\010" +
    "\006\011\015\014\005\015\014\016\022\021\013\022\007" +
    "\001\002\000\022\004\010\010\006\011\015\014\005\015" +
    "\014\016\022\021\013\022\007\001\002\000\022\004\010" +
    "\010\006\011\015\014\005\015\014\016\022\021\013\022" +
    "\007\001\002\000\030\004\uffe7\005\uffe7\006\uffe7\007\uffe7" +
    "\010\uffe7\011\uffe7\012\uffe7\013\uffe7\014\uffe7\015\uffe7\017" +
    "\uffe7\001\002\000\022\004\010\010\006\011\015\014\005" +
    "\015\014\016\022\021\013\022\007\001\002\000\022\006" +
    "\052\007\026\010\030\011\025\012\031\013\032\014\027" +
    "\015\024\001\002\000\030\004\043\005\uffec\006\uffec\007" +
    "\uffec\010\uffec\011\uffec\012\uffec\013\uffec\014\uffec\015\uffec" +
    "\017\uffec\001\002\000\026\005\uffed\006\uffed\007\uffed\010" +
    "\uffed\011\uffed\012\uffed\013\uffed\014\uffed\015\uffed\017\uffed" +
    "\001\002\000\022\004\010\010\006\011\015\014\005\015" +
    "\014\016\022\021\013\022\007\001\002\000\022\004\010" +
    "\010\006\011\015\014\005\015\014\016\022\021\013\022" +
    "\007\001\002\000\004\002\001\001\002\000\030\002\uffff" +
    "\003\uffff\004\uffff\006\uffff\010\uffff\011\uffff\014\uffff\015" +
    "\uffff\016\uffff\021\uffff\022\uffff\001\002\000\004\006\040" +
    "\001\002\000\030\002\ufffc\003\ufffc\004\ufffc\006\ufffc\010" +
    "\ufffc\011\ufffc\014\ufffc\015\ufffc\016\ufffc\021\ufffc\022\ufffc" +
    "\001\002\000\022\004\010\010\006\011\015\014\005\015" +
    "\014\016\022\021\013\022\007\001\002\000\026\005\ufff2" +
    "\006\ufff2\007\ufff2\010\ufff2\011\ufff2\012\ufff2\013\ufff2\014" +
    "\027\015\024\017\ufff2\001\002\000\026\005\ufff0\006\ufff0" +
    "\007\ufff0\010\ufff0\011\ufff0\012\ufff0\013\ufff0\014\ufff0\015" +
    "\ufff0\017\ufff0\001\002\000\022\004\010\010\006\011\015" +
    "\014\005\015\014\016\022\021\013\022\007\001\002\000" +
    "\022\004\010\010\006\011\015\014\005\015\014\016\022" +
    "\021\013\022\007\001\002\000\026\005\ufff1\006\ufff1\007" +
    "\ufff1\010\ufff1\011\ufff1\012\ufff1\013\ufff1\014\ufff1\015\ufff1" +
    "\017\ufff1\001\002\000\022\004\010\010\006\011\015\014" +
    "\005\015\014\016\022\021\013\022\007\001\002\000\022" +
    "\004\010\010\006\011\015\014\005\015\014\016\022\021" +
    "\013\022\007\001\002\000\022\004\010\010\006\011\015" +
    "\014\005\015\014\016\022\021\013\022\007\001\002\000" +
    "\026\005\ufffb\006\ufffb\007\026\010\030\011\025\012\031" +
    "\013\032\014\027\015\024\017\ufffb\001\002\000\026\005" +
    "\ufff7\006\ufff7\007\ufff7\010\ufff7\011\ufff7\012\ufff7\013\ufff7" +
    "\014\027\015\024\017\ufff7\001\002\000\026\005\ufff9\006" +
    "\ufff9\007\ufff9\010\ufff9\011\025\012\031\013\ufff9\014\027" +
    "\015\024\017\ufff9\001\002\000\026\005\ufffa\006\ufffa\007" +
    "\ufffa\010\ufffa\011\025\012\031\013\ufffa\014\027\015\024" +
    "\017\ufffa\001\002\000\026\005\ufff8\006\ufff8\007\ufff8\010" +
    "\ufff8\011\ufff8\012\ufff8\013\ufff8\014\027\015\024\017\ufff8" +
    "\001\002\000\030\002\ufffd\003\ufffd\004\ufffd\006\ufffd\010" +
    "\ufffd\011\ufffd\014\ufffd\015\ufffd\016\ufffd\021\ufffd\022\ufffd" +
    "\001\002\000\026\005\ufff3\006\ufff3\007\ufff3\010\ufff3\011" +
    "\ufff3\012\ufff3\013\ufff3\014\027\015\024\017\ufff3\001\002" +
    "\000\026\005\ufff4\006\ufff4\007\ufff4\010\ufff4\011\ufff4\012" +
    "\ufff4\013\ufff4\014\027\015\024\017\ufff4\001\002\000\024" +
    "\004\010\005\uffeb\010\006\011\015\014\005\015\014\016" +
    "\022\021\013\022\007\001\002\000\024\005\uffe9\007\026" +
    "\010\030\011\025\012\031\013\032\014\027\015\024\017" +
    "\uffe9\001\002\000\006\005\uffea\017\050\001\002\000\004" +
    "\005\047\001\002\000\026\005\uffef\006\uffef\007\uffef\010" +
    "\uffef\011\uffef\012\uffef\013\uffef\014\uffef\015\uffef\017\uffef" +
    "\001\002\000\022\004\010\010\006\011\015\014\005\015" +
    "\014\016\022\021\013\022\007\001\002\000\024\005\uffe8" +
    "\007\026\010\030\011\025\012\031\013\032\014\027\015" +
    "\024\017\uffe8\001\002\000\030\002\ufffe\003\ufffe\004\ufffe" +
    "\006\ufffe\010\ufffe\011\ufffe\014\ufffe\015\ufffe\016\ufffe\021" +
    "\ufffe\022\ufffe\001\002\000\022\005\054\007\026\010\030" +
    "\011\025\012\031\013\032\014\027\015\024\001\002\000" +
    "\026\005\uffee\006\uffee\007\uffee\010\uffee\011\uffee\012\uffee" +
    "\013\uffee\014\uffee\015\uffee\017\uffee\001\002\000\026\005" +
    "\ufff6\006\ufff6\007\ufff6\010\ufff6\011\ufff6\012\ufff6\013\ufff6" +
    "\014\027\015\024\017\ufff6\001\002\000\026\005\ufff5\006" +
    "\ufff5\007\ufff5\010\ufff5\011\ufff5\012\ufff5\013\ufff5\014\027" +
    "\015\024\017\ufff5\001\002" });

  /** Access to parse-action table. */
  public short[][] action_table() {return _action_table;}

  /** <code>reduce_goto</code> table. */
  protected static final short[][] _reduce_table = 
    unpackFromStrings(new String[] {
    "\000\054\000\004\003\003\001\001\000\010\004\016\005" +
    "\010\010\011\001\001\000\006\005\055\010\011\001\001" +
    "\000\006\005\054\010\011\001\001\000\002\001\001\000" +
    "\006\005\052\010\011\001\001\000\002\001\001\000\002" +
    "\001\001\000\002\001\001\000\006\005\041\010\011\001" +
    "\001\000\006\005\040\010\011\001\001\000\002\001\001" +
    "\000\002\001\001\000\002\001\001\000\002\001\001\000" +
    "\006\005\022\010\011\001\001\000\002\001\001\000\002" +
    "\001\001\000\006\005\036\010\011\001\001\000\006\005" +
    "\035\010\011\001\001\000\002\001\001\000\006\005\034" +
    "\010\011\001\001\000\006\005\033\010\011\001\001\000" +
    "\006\005\032\010\011\001\001\000\002\001\001\000\002" +
    "\001\001\000\002\001\001\000\002\001\001\000\002\001" +
    "\001\000\002\001\001\000\002\001\001\000\002\001\001" +
    "\000\012\005\043\006\045\007\044\010\011\001\001\000" +
    "\002\001\001\000\002\001\001\000\002\001\001\000\002" +
    "\001\001\000\006\005\050\010\011\001\001\000\002\001" +
    "\001\000\002\001\001\000\002\001\001\000\002\001\001" +
    "\000\002\001\001\000\002\001\001" });

  /** Access to <code>reduce_goto</code> table. */
  public short[][] reduce_table() {return _reduce_table;}

  /** Instance of action encapsulation class. */
  protected CUP$parser$actions action_obj;

  /** Action encapsulation object initializer. */
  protected void init_actions()
    {
      action_obj = new CUP$parser$actions(this);
    }

  /** Invoke a user supplied parse action. */
  public java_cup.runtime.Symbol do_action(
    int                        act_num,
    java_cup.runtime.lr_parser parser,
    java.util.Stack            stack,
    int                        top)
    throws java.lang.Exception
  {
    /* call code in generated class */
    return action_obj.CUP$parser$do_action(act_num, parser, stack, top);
  }

  /** Indicates start state. */
  public int start_state() {return 0;}
  /** Indicates start production. */
  public int start_production() {return 0;}

  /** <code>EOF</code> Symbol index. */
  public int EOF_sym() {return 0;}

  /** <code>error</code> Symbol index. */
  public int error_sym() {return 1;}


  /** Scan to get the next Symbol. */
  public java_cup.runtime.Symbol scan()
    throws java.lang.Exception
    {

	return  lexer.yylex();
	
    }



	private Yylex lexer;
	private File file;

	public parser( File file ) {
		this();
		this.file = file;
		try {
			lexer = new Yylex( new FileReader( file ) );
			}
		catch ( IOException exception ) {
			throw new Error( "Unable to open file \"" + file + "\"" );
			}
		}

	public String terminal_name( int id ) {
		return sym.terminal_name( id );
		}

	public String non_terminal_name( int id ) {
		return sym.non_terminal_name( id );
		}

	public String rule_name( int id ) {
		return sym.rule_name( id );
		}

	public void report_error( String message, Object info ) {
		System.err.println( file + " ( " + lexer.lineNumber() + " ): " + message );
		try {
			if ( info instanceof Symbol ) {
				Symbol symbol = ( Symbol ) info;
				printText( symbol.left, symbol.right );
				}
			}
		catch ( IOException e ) {
			}
		}

	private void printText( int left, int right ) throws IOException {
		Reader sourceReader = new FileReader( file );
		int veryLeft = Math.max( left - 50, 0 ),
			veryRight = Math.min( right + 20, 
				( int ) file.length() );
		char[] text = new char[ veryRight - veryLeft ];
		char[] underline = new char[ veryRight - veryLeft ];
		sourceReader.skip( veryLeft );
		sourceReader.read( text );
		for ( int i = 0; i < text.length; i++ ) {
			if ( text[ i ] < ' ' ) {
				text[ i ] = '|';
				underline[ i ] = '|';
				}
			else
				underline[ i ] = ' ';
			if ( left <= veryLeft + i && veryLeft + i < right )
				underline[ i ] = '^';
			}
		printLine( text );
		printLine( underline );
		}

	private static void printLine( char[] text ) {
		for ( int i = 0; i < text.length; i++ )
			System.err.print( text[ i ] );
		System.err.println();
		}

	public void syntax_error( Symbol currToken ) {
		report_error( "Syntax Error", currToken );
		}
	
}

/** Cup generated class to encapsulate user supplied action code.*/
class CUP$parser$actions {
  private final parser parser;

  /** Constructor */
  CUP$parser$actions(parser parser) {
    this.parser = parser;
  }

  /** Method with the actual generated action code. */
  public final java_cup.runtime.Symbol CUP$parser$do_action(
    int                        CUP$parser$act_num,
    java_cup.runtime.lr_parser CUP$parser$parser,
    java.util.Stack            CUP$parser$stack,
    int                        CUP$parser$top)
    throws java.lang.Exception
    {
      /* Symbol object for return from actions */
      java_cup.runtime.Symbol CUP$parser$result;

      /* select the action based on the action number */
      switch (CUP$parser$act_num)
        {
          /*. . . . . . . . . . . . . . . . . . . .*/
          case 26: // Ident ::= IDENT 
            {
              IdentNode RESULT = null;
		int identleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int identright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		String ident = (String)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new IdentNode( ident );
		
              CUP$parser$result = new java_cup.runtime.Symbol(6/*Ident*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 25: // ExprList ::= ExprList COMMA Expr 
            {
              ExprListNode RESULT = null;
		int exprListleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int exprListright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprListNode exprList = (ExprListNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		exprList.addElement( expr );
		RESULT = exprList;
		
              CUP$parser$result = new java_cup.runtime.Symbol(5/*ExprList*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 24: // ExprList ::= Expr 
            {
              ExprListNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		ExprListNode exprList = new ExprListNode();
		exprList.addElement( expr );
		RESULT = exprList;
		
              CUP$parser$result = new java_cup.runtime.Symbol(5/*ExprList*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 23: // ExprListOpt ::= ExprList 
            {
              ExprListNode RESULT = null;
		int exprListleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprListright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprListNode exprList = (ExprListNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = exprList;
		
              CUP$parser$result = new java_cup.runtime.Symbol(4/*ExprListOpt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 22: // ExprListOpt ::= 
            {
              ExprListNode RESULT = null;
		
		RESULT = new ExprListNode();
		
              CUP$parser$result = new java_cup.runtime.Symbol(4/*ExprListOpt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 21: // Expr ::= Ident 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		IdentNode expr = (IdentNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = expr;
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 20: // Expr ::= NUMBER 
            {
              ExprNode RESULT = null;
		int valueleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int valueright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		String value = (String)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new NumberNode( new Integer( value ) );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 19: // Expr ::= LEFT Expr RIGHT 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		
		RESULT = expr;
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 18: // Expr ::= Ident LEFT ExprListOpt RIGHT 
            {
              ExprNode RESULT = null;
		int procleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-3)).left;
		int procright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-3)).right;
		IdentNode proc = (IdentNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-3)).value;
		int exprListOptleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int exprListOptright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		ExprListNode exprListOpt = (ExprListNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		
		RESULT = new ProcInvocNode( proc, exprListOpt );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-3)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 17: // Expr ::= Expr DECR 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		
		RESULT = new PostDecrNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 16: // Expr ::= Expr INCR 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		
		RESULT = new PostIncrNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 15: // Expr ::= AMPERSAND Expr 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new AddressNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 14: // Expr ::= STAR Expr 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new ContentsNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 13: // Expr ::= DECR Expr 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new PreDecrNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 12: // Expr ::= INCR Expr 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new PreIncrNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 11: // Expr ::= MINUS Expr 
            {
              ExprNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new NegateNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 10: // Expr ::= Expr DIVIDE Expr 
            {
              ExprNode RESULT = null;
		int expr1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int expr1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprNode expr1 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int expr2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int expr2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr2 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new DivideNode( expr1, expr2 );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 9: // Expr ::= Expr STAR Expr 
            {
              ExprNode RESULT = null;
		int expr1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int expr1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprNode expr1 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int expr2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int expr2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr2 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new TimesNode( expr1, expr2 );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 8: // Expr ::= Expr MINUS Expr 
            {
              ExprNode RESULT = null;
		int expr1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int expr1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprNode expr1 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int expr2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int expr2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr2 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new MinusNode( expr1, expr2 );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 7: // Expr ::= Expr PLUS Expr 
            {
              ExprNode RESULT = null;
		int expr1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int expr1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprNode expr1 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int expr2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int expr2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr2 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new PlusNode( expr1, expr2 );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 6: // Expr ::= Expr ASSIGN Expr 
            {
              ExprNode RESULT = null;
		int expr1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
		int expr1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
		ExprNode expr1 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
		int expr2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int expr2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		ExprNode expr2 = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		RESULT = new AssignNode( expr1, expr2 );
		
              CUP$parser$result = new java_cup.runtime.Symbol(3/*Expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 5: // Stmt ::= NEWLINE 
            {
              StmtNode RESULT = null;
		
		RESULT = new NullStmtNode();
		
              CUP$parser$result = new java_cup.runtime.Symbol(2/*Stmt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 4: // Stmt ::= error NEWLINE 
            {
              StmtNode RESULT = null;
		
		RESULT = new ErrorStmtNode();
		
              CUP$parser$result = new java_cup.runtime.Symbol(2/*Stmt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 3: // Stmt ::= Expr NEWLINE 
            {
              StmtNode RESULT = null;
		int exprleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int exprright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		ExprNode expr = (ExprNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		
		RESULT = new PrintStmtNode( expr );
		
              CUP$parser$result = new java_cup.runtime.Symbol(2/*Stmt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 2: // StmtList ::= StmtList Stmt 
            {
              StmtListNode RESULT = null;
		int stmtListleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int stmtListright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		StmtListNode stmtList = (StmtListNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		int stmtleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
		int stmtright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
		StmtNode stmt = (StmtNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
		
		stmtList.addElement( stmt );
		RESULT = stmtList;
		
              CUP$parser$result = new java_cup.runtime.Symbol(1/*StmtList*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 1: // StmtList ::= 
            {
              StmtListNode RESULT = null;
		
		RESULT = new StmtListNode();
		
              CUP$parser$result = new java_cup.runtime.Symbol(1/*StmtList*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          return CUP$parser$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 0: // $START ::= StmtList EOF 
            {
              Object RESULT = null;
		int start_valleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
		int start_valright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
		StmtListNode start_val = (StmtListNode)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
		RESULT = start_val;
              CUP$parser$result = new java_cup.runtime.Symbol(0/*$START*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
            }
          /* ACCEPT */
          CUP$parser$parser.done_parsing();
          return CUP$parser$result;

          /* . . . . . .*/
          default:
            throw new Exception(
               "Invalid action number found in internal parse table");

        }
    }
}