美发剪刀专卖:Brain Teasers 3

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On my way to the fair, I met 7 jugglers and a bear, every juggler had 6 cats, every cat had 5 rats, every rat had 4 houses, every house had 3 mouses, every mouse had 2 louses, every louse had a spouse. How many in all are going to the fair?

one(the writer)