We consider a \(2\)-coloring of arcs on the primitive extremal tournament with the largest exponent on \(n\) vertices and \(m\) arcs. This \(2\)-colored digraph is a \(2\)-primitive tournament. Then we consider the \(2\)-exponent of a \(2\)-primitive tournament. In this paper, we give an upper bound for the \(2\)-exponent of the primitive extremal tournament.
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