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  • $\begingroup$ Are the participants aware that their numbers are different from each other, or must they consider the possibility of having the same number? Also, must the two integers be distinct? $\endgroup$ Commented Feb 19, 2016 at 16:55
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    $\begingroup$ Seems like a variation of this question. $\endgroup$ Commented Feb 19, 2016 at 21:57