public static void main ( String [ ] args ) throws IOException {
  int m = Integer . parseInt ( br . readLine ( ) ) ;
  int [ ] [ ] gf = new int [ 5 ] [ 5 ] ;
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    String [ ] sr = br . readLine ( ) . split ( " " ) ;
    int a = next ( sr , 0 ) ;
    int b = next ( sr , 1 ) ;
    gf [ a - 1 ] [ b - 1 ] = 1 ;
    gf [ b - 1 ] [ a - 1 ] = 1 ;
  }
  for ( int i = 0 ;
  i < 5 ;
  i ++ ) for ( int j = 0 ;
  j != i && j < 5 ;
  j ++ ) for ( int k = 0 ;
  k != i & k != j && k < 5 ;
  k ++ ) {
    if ( gf [ i ] [ j ] == 1 && gf [ j ] [ k ] == 1 && gf [ i ] [ k ] == 1 ) {
      System . out . println ( "WIN" ) ;
      return ;
    }
    else if ( gf [ i ] [ j ] == 0 && gf [ i ] [ k ] == 0 && gf [ j ] [ k ] == 0 ) {
      System . out . println ( "WIN" ) ;
      return ;
    }
  }
  System . out . println ( "FAIL" ) ;
}

public static void main ( String [ ] args ) throws IOException { int m = Integer . parseInt ( br . readLine ( ) ) ; int [ ] [ ] gf = new int [ 5 ] [ 5 ] ; for ( int i = 0 ; i < m ; i ++ ) { String [ ] sr = br . readLine ( ) . split ( " ▁ " ) ; int a = next ( sr , 0 ) ; int b = next ( sr , 1 ) ; gf [ a - 1 ] [ b - 1 ] = 1 ; gf [ b - 1 ] [ a - 1 ] = 1 ; } for ( int i = 0 ; i < 5 ; i ++ ) for ( int j = 0 ; j != i && j < 5 ; j ++ ) for ( int k = 0 ; k != i & k != j && k < 5 ; k ++ ) { if ( gf [ i ] [ j ] == 1 && gf [ j ] [ k ] == 1 && gf [ i ] [ k ] == 1 ) { System . out . println ( " WIN " ) ; return ; } else if ( gf [ i ] [ j ] == 0 && gf [ i ] [ k ] == 0 && gf [ j ] [ k ] == 0 ) { System . out . println ( " WIN " ) ; return ; } } System . out . println ( " FAIL " ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) (throws (type_identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (decimal_integer_literal)) dimensions: (dimensions_expr (decimal_integer_literal))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (array_type element: (type_identifier) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) name: (identifier) arguments: (argument_list (string_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal))))) (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))) (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier))) right: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal))) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement)) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal))) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement)))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))