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Transcript of Halloween
Here are a few words you will need
more than $5billion
A history of Halloween:
How much money do Americans spend for Halloween?
They ask for
trick or treat
carving pumpkins is a full time activity
How do they celebrate halloween?
Can Halloween weekend be a problem ?
Halloween is more than just a holiday
One big party with
and so does the police
Hospitals work full time through the weekend
There is another problem
you may not like it !
The Halloween Problem is famous problem in computing science
Why was it called the Halloween problem do you think ?