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FrontPage › 2讌覲螻殊蠏貎朱Μ
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蠏貎朱Μ襯 伎伎 2讌 覲 企慨. 87企 螳 . 企ゼ 2讌襦 覲蠍 伎 れ螻 螳 螻一 伎 .
87/2 = 43, 襾語 = 1
43/2 = 21, 襾語 = 1 21/2 = 10, 襾語 = 1 10/2 = 5, 襾語 = 0 5/2 = 2, 襾語 = 1 2/2 = 1 襾語 = 0 蟆郁骸 1010111 = 26 + 24 + 22 + 21 + 20 = 64 + 16 + 4 + 2 + 1 = 87 伎 . 蟇 覦 企至 願屋 蟾? 覈 蠏貎朱Μ襯 伎覃 . れ るゼ ろ覃 蟆郁骸襯 詞 蟆企.
declare @int int , @bin varchar(100); set @int = 87; set @bin = ''; with dumy(no, mod, bin) as ( select 1, @int, convert(varchar, @int%2) union all select no + 1, @int/power(2, no), convert(varchar, (@int/power(2, no))%2) from dumy where no + 1 <=30 ) select @bin = @bin + bin from dumy where mod + bin > 0 order by no desc select @bin bin /* result bin ---------------------------------------------------------------------------------------------------- 1010111 */ 螳讌 螻ろ伎 2讌襯 一危壱 る 蟆企. 蠏碁 2讌襯 る 覓語企 伎 . int 蠍 伎 31襴 覓語螳 . 碁企 ろ願鹸 讌襷.. ろ襴渚碁ゼ 襦 襷り碓 10讌 2讌 襷れ広 企 襷れ伎 蟯襴 覦覯 蟆. 谿瑚襦 襷れ広 企 れ螻 螳 襷る .
select colbin into #bin from (select '0' colbin union all select '1') t select (b1.colbin + b2.colbin + b3.colbin) as bin_number from #bin b1 cross join #bin b2 cross join #bin b3 order by 1; /* result bin_number ---------- 000 001 010 011 100 101 110 111 */
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覦 一企 レ 襷 覦覯 れ 蠏瑚 覦 . (蟯危) |