Shaking Hands Problem

Level 1

There are 8 people in a room all of different heights and they decide to shake hands with only the people shorter than them.

How many handshakes will there be?


The answer is 0.

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1 solution

Julie Zheng
Aug 31, 2018

If someone is shaking hands with someone shorter than them the shorter person is not shaking hands with someone shorter than them.

Therefore, the answer is 0 handshakes

Nice question

Annie Li - 2 years, 9 months ago

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I gave the answer as 28 then realized that the answer is 0 .

Mohammad Farhat - 2 years, 9 months ago

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