I heard gunshots outside my door, so I ran over to lock it, and I hid behind my bed. Somehow the bad guys have a key and are unlocking my room. I run over to block them from opening, but they're too strong so I just give up.
The door opens, and I see...
Spoiler
Then I woke up.
I'm very concerned if I should consult a psychologist; normal people don't have these dreams.
What an annoying nightmare! Why shouldn't n and m be the number of flowers and the number of gardens in a wonderful dream, a1, a2, ..., an be the types or colors of these flowers, and OK in test case 3 be the reason for a dolphin smile like that?