49. Finding the Poisoned Wine There are 15 bottles of wine, 1 poisoned. If you drink the poisoned wine, a person dies in 7 days. How many people need to find that bottle? Added 7 October 2011 Show Hint Show Solution Hint: You can use a binary approach to identify the poisoned bottle. Solution: You need 4 people to find the poisoned bottle. Each person can represent a binary digit, allowing you to test combinations of bottles.
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