/* Statements */

    public static boolean statements(){
        if( statement() && statements() )
        {
            return true;
        }
        if( statements())
            return true;

        return false;
    }
    public static boolean statement(){
        if( simpleStmt() )
        {
            if(tokens.get(index).equals("$SEMICOLON"))
            {
                index++;
                stack.add(level + " ;");
                return true;
            }
        }

        return false;
    }
    public static boolean simpleStmt()
    {
        if( statement_varDeclaration() )
            return true;
        if( statement_assignment( ))
            return true;
        if( io() )
            return true;

        return false;
    }

    public static boolean statement_varDeclaration()
    {
        if( type() )
        {
            if( variable() )
            {
                if(tokens.get(index).equals("$SEMICOLON"))
                {
                    index++;
                    stack.add(level + " ;");
                    return true;
                }
            }
        }
        else if( type())
        {
            if( variable())
            {
                if(tokens.get(index).equals("$ASSIGNMENT"))
                {
                    index++;
                    stack.add(level + " '='");

                    if( expression())
                    {
                        if(tokens.get(index).equals("$SEMICOLON"))
                        {
                            index++;
                            stack.add(level + " ;");
                            return true;
                        }
                    }
                }
            }
        }

    }
    public static boolean statement_assignment()
    {
        if(variable())
        {
            if( assigment())
            {

            }
        }

    }
    public static boolean io()
    {

    }

}