name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-3528650120430763&dt=1183890684015&lmt=1183890684&format=468x60_as&output=html&correlator=1183890684000&url=http://gmai9999.googlepages.com/home&ad_type=text_image&ui=rc:0&cc=100&flash=9&u_h=768&u_w=1024&u_ah=738&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="468" scrolling="no" height="60" allowtransparency="allowtransparency"> //水仙花数 //题目：打印出所有的“水仙花数”，所谓“水仙花数”是指一个三位数，其各位数字立方和等于该数//本身。例如：153是一个“水仙花数”，因为153=1的三次方＋5的三次方＋3的三次方。//1.程序分析：利用for循环控制100-999个数，每个数分解出个位，十位，百位。
procedure TForm1.Button2Click(Sender: TObject);var i,j,k,l,m : integer;begin m := 0; for i := 100 to 999 do // Iterate begin j := i div 100; //百位 k := (i mod 100) div 10;//十位 l := ((i mod 100) mod 10) ;
if i=(j*j*j + k*k*k + l*l*l) then begin inc(m); Memo.Lines.Add(inttostr(m)+'-----'+inttostr(i)); end; end; // forend; name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-3528650120430763&dt=1183890684015&lmt=1183890684&format=468x60_as&output=html&correlator=1183890684000&url=http://gmai9999.googlepages.com/home&ad_type=text_image&ui=rc:0&cc=100&flash=9&u_h=768&u_w=1024&u_ah=738&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="468" scrolling="no" height="60" allowtransparency="allowtransparency">
