315:(162+1224-1139)+558:31315:(162+288-429)+558:31315:(450-429)+558:31315:(21)+558:31315:21+558:3115+1833
315:(162+1224-1139)+558:31
315:(162+288-429)+558:31
315:(450-429)+558:31
315:(21)+558:31
315:21+558:31
15+18
33