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GMAT(sh)Wc

rg2012-12-14 10:18:00   ԴonW(wng)     [wС ]
@ƪPGMAT(sh)Wc©onW(wng)ص؞ϣ

ӷԭtͳ˷ԭtԼ@ƒ˛]?˾Ǽӷԭt]ɾdz˷ԭt
ӣıϺԳwC(3N)݆(2N)߻܇(5N)ıϺ@3Nͨ߹׷N?𣺼Ȼκһѽ(jng)_Ϻ@ƒѽ(jng)ˣüӷԭt3+2+5=10N
ӣıϺ2l·Ϻ5l·ıl(f)(jng)ϺڕжٷN·?𣺮㵽_Ϻr߀]е_]Ǿͳó˷ԭt25=10
(sh)Փ
ԇr\ø°ͺղ룺κһڵ4ż(sh)ܱ_Ƀɂ|(zh)(sh)͵ʽ
󹫼s(sh)ķݚD(zhun)
ݚD(zhun)ǮABɂ(sh)Ĺs(sh)rô(sh)ȥС(sh)õһ(sh)һһǂ^СĔ(sh)ȥһе(sh)ٵõ(sh)^m(x)؏@Eֱһ(sh)(sh)r(sh)0@һеij(sh)ABĹs(sh)ҕһDʾ@EġҿDһ
ABɔ(sh)Ĺs(sh)ABɔ(sh)С(sh)=AB
(sh)Ӕ(sh)ĸ
һ(sh)жقͬfactor()?
@(sh)|(zh)Ӄָ(sh)˵ʽȻÿһ|(zh)ӵăһȻ˴ˣ͵õ@(sh)1ڃ(ni)ӂ(sh)
һȻ(sh)nӂ(sh)ż(sh)Ԓôӂ(sh)һ냺Сڸ̖µnһ냺ڸ̖µn
һȻ(sh)mӂ(sh)攵(sh)ԒͱȻһȫƽ(sh)Ҹ̖mһõmӔ(sh)aԒеӱȻ(a-1)/2Сڸ̖m(a-1)/2ڸ̖m