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One is the sum of the other two (Posted on 2005-07-31) Difficulty: 3 of 5
Show that, given any subset A of more than 1+½n numbers from the set {1,...,n}, for some three of the given numbers, one is the sum of the other two.

See The Solution Submitted by McWorter    
Rating: 2.3333 (3 votes)

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Question ? | Comment 1 of 6
Nevermind!

Edited on July 31, 2005, 6:39 am
  Posted by Richard on 2005-07-31 05:06:34

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