View source for 1998 OIM Problems/Problem 4

== Problem ==
Representatives of <math>n</math> countries (<math>n\ge 2</math>) are seated around a round table, so that they satisfy the following condition: if two people are from the same country, then their respective neighbors on the right cannot be from the same country. For each <math>n</math>, find the maximum number of people that can be around the table.

~translated into English by Tomas Diaz. ~orders@tomasdiaz.com

== Solution ==
{{solution}}

== See also ==
https://www.oma.org.ar/enunciados/ibe13.htm