글쓴이: miyee (이정훈)
날 짜: Wed Sep 4 13:16:53 1996
제 목: An Odd Set of Positive Integers
Is there a set S of positive integers such that
a number is in S if and only if it is a sum of
two distinct members of S or a sum of two distinct
positive integers not in S?
I wonder whether this problem is a sort of discrete math or not.
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