原帖由 <I>刘超</I> 于 2008-8-29 13:22 发表 <A href="http://bbs.mf8-china.com/redirect.php?goto=findpost&pid=227094&ptid=13205" target=_blank><IMG alt="" src="http://bbs.mf8-china.com/images/common/back.gif" border=0></A> 1: (2 × (5 + 8)) - 2 2: 2 × (5 + 8) - 2 3: (2 × (8 + 5)) - 2 4: 2 × (8 + 5) - 2 5: (5 + 8) × 2 - 2 6: ((5 + 8) × 2) - 2 7: (8 + 5) × 2 - 2 8: ((8 + 5) × 2) - 2
原帖由 <I>kexin_xiao</I> 于 2008-8-29 13:43 发表 <A href="http://bbs.mf8-china.com/redirect.php?goto=findpost&pid=227131&ptid=13205" target=_blank><IMG alt="" src="http://bbs.mf8-china.com/images/common/back.gif" border=0></A> 我觉得不应该算导数和阶乘,否则就没有意义了,就应该上最基本的+-*/
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