淘票票是一款由阿里影业推出的购票软件,致力于为消费者提供更便捷的观影服务。
I want to collapse or expand sub-sequences of a list e.g. [\'A\', \'B\', \'D\', \'E\', \'H\'] -> [\'AB\', \'DE\', \'H\'] and vice versa