我正尝试在http://rosalind.info/problems/iprb/解决问题Given:Threepositiveintegersk,m,andn,representingapopulationcontainingk+m+norganisms:kindividualsarehomozygousdominantforafactor,mareheterozygous,andnarehomozygousrecessive.Return:Theprobabilitythattworandomlyselectedmatingorganismswillproduceanindividu