public static void main ( String [ ] args ) {
  Scanner in = new Scanner ( System . in ) ;
  String flags = in . nextLine ( ) ;
  String first = in . nextLine ( ) ;
  String second = in . nextLine ( ) ;
  boolean isForward = checkOccurrenceTwoSubstring ( flags , first , second ) ;
  boolean isBack = checkOccurrenceTwoSubstring ( new StringBuilder ( flags ) . reverse ( ) . toString ( ) , first , second ) ;
  if ( isForward && isBack ) {
    System . out . println ( "both" ) ;
  }
  else if ( isForward ) {
    System . out . println ( "forward" ) ;
  }
  else if ( isBack ) {
    System . out . println ( "backward" ) ;
  }
  else {
    System . out . println ( "fantasy" ) ;
  }
}

public static void main ( String [ ] args ) { Scanner in = new Scanner ( System . in ) ; String flags = in . nextLine ( ) ; String first = in . nextLine ( ) ; String second = in . nextLine ( ) ; boolean isForward = checkOccurrenceTwoSubstring ( flags , first , second ) ; boolean isBack = checkOccurrenceTwoSubstring ( new StringBuilder ( flags ) . reverse ( ) . toString ( ) , first , second ) ; if ( isForward && isBack ) { System . out . println ( " both " ) ; } else if ( isForward ) { System . out . println ( " forward " ) ; } else if ( isBack ) { System . out . println ( " backward " ) ; } else { System . out . println ( " fantasy " ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier) (identifier))))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (method_invocation object: (method_invocation object: (object_creation_expression type: (type_identifier) arguments: (argument_list (identifier))) name: (identifier) arguments: (argument_list)) name: (identifier) arguments: (argument_list)) (identifier) (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (identifier)) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (identifier)) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))) alternative: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))))))