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ĿД(sh)W(xu) Դ }ͣ
}Ŀ֪EAC^c(din)A ɂ(g)c(din)飨1010
1EACķ
2EF(xin)ǙEACϵăɂ(g)(dng)c(din)ֱAEбcAFбʻ෴(sh)CֱEFбʞ鶨ֵ@(g)ֵ
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ĿД(sh)W(xu) Դ }ͣ
}ĿABCDg߅AB=CDAD=BCABADMNքenj(du)ǾACcBDc(din)tMNc
A.ACBD֮һֱ
B.ACBDֱ
C.ACBDֱ
D.ACBDһֱ
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ĿД(sh)W(xu) Դ }ͣ
}Ŀһ1У︂(jng)ِW(xu)ɿ(j)o~DlʷֱֲD̶ܵͬȵƉģҊD(j)˽}
1һ1У︂(jng)ِ˔(sh)?jn)?sh)[8090֮gl(sh)Ӌ(j)lʷֱֲD[8090gľεĸ
2Ҫķ?jn)?sh)[80100]֮gČW(xu)xM(jn)ij(xing)оһ˷?jn)?sh)[90100]֮gĸʣ
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ĿД(sh)W(xu) Դ }ͣ
}Ŀ֪ȱȔ(sh){an}a1=64q1a2 a3 a4ַքeij(g)Ȳ(sh)еĵ7(xing)3(xing)1(xing)
1an
2O(sh)bn=log2an (sh){|bn|}ǰn(xing)Tn
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