________________________________________________________________________

This file is part of Logtalk <https://logtalk.org/>  
Copyright 1998-2020 Paulo Moura <pmoura@logtalk.org>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
________________________________________________________________________


% start by loading the loading the example:

| ?- logtalk_load(barriers(loader)).
...


% run example:

| ?- beatles::sing_along.

hello(1)hello(4)hello(2)hello(3)
Enough of hellos! Time for goodbyes!
goodbye(2)goodbye(1)goodbye(3)goodbye(4)

Yes

________________________________________________________________________

This file is part of Logtalk <https://logtalk.org/>  
Copyright 1998-2020 Paulo Moura <pmoura@logtalk.org>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
________________________________________________________________________


% start by loading the loading the example:

| ?- logtalk_load(ping_pong(loader)).
...


% run example:

| ?- ping_pong::play(1).

Ping ...
.... Pong
Game over!
yes

| ?- ping_pong::play(5).

Ping ...
.... Pong
Ping ...
.... Pong
Ping ...
.... Pong
Ping ...
.... Pong
Ping ...
.... Pong
Game over!
yes

Fix sample calls for the `ping_pong` example
Fix sample calls for the `ping_pong` example
