1983 IMO Problems/Problem 5

Revision as of 17:30, 22 August 2017 by Neep (talk | contribs) (Problem 5)

Problem 5

Is it possible to choose $1983$ distinct positive integers, all less than or equal to $10^5$, no three of which are consecutive terms of an arithmetic progression? Justify your answer.


Invalid username
Login to AoPS