Riddles

Riddle: Strings and Loops

  • Category : Math
  • Contributor : Riddle Admin
  • Rating: 2.43
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Can you solve this riddle?

You have a bag with 'N' strings in it. You randomly grab two ends and tie them together until there are no more loose ends.

In the end, what is the expected number of loops (strings tied to their own end)?

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