📄 problem - 2090.mht
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Subject: Problem - 2090
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<H1 style=3D"COLOR: #1a5cc8">=CB=E3=B2=CB=BC=DB</H1><FONT =
size=3D+0><B><SPAN=20
style=3D"FONT-WEIGHT: bold; FONT-SIZE: 12px; COLOR: green; =
FONT-FAMILY: Arial">Time=20
Limit: 1000/1000 MS (Java/Others) Memory =
Limit:=20
32768/32768 K (Java/Others)<BR>Total Submission(s):=20
1431 Accepted Submission(s):=20
738<BR></SPAN></B></FONT><BR><BR>
<DIV class=3Dpanel_title align=3Dleft>Problem Description</DIV>
<DIV=20
=
class=3Dpanel_content>=C2=E8=C2=E8=C3=BF=CC=EC=B6=BC=D2=AA=B3=F6=C8=A5=C2=
=F2=B2=CB=A3=AC=B5=AB=CA=C7=BB=D8=C0=B4=BA=F3=A3=AC=B6=B5=C0=EF=B5=C4=C7=AE=
=D2=B2=C0=C1=B5=C3=CA=FD=D2=BB=CA=FD=A3=AC=B5=BD=B5=D7=BB=A8=C1=CB=B6=E0=C9=
=D9=C7=AE=D5=E6=CA=C7=D2=BB=B1=CA=BA=FD=CD=BF=D5=CA=A1=A3=CF=D6=D4=DA=BA=C3=
=C1=CB=A3=AC=D7=F7=CE=AA=BA=C3=B6=F9=D7=D3=A3=A8=C5=AE=B6=F9=A3=A9=B5=C4=C4=
=E3=BF=C9=D2=D4=B8=F8=CB=FD=D3=C3=B3=CC=D0=F2=CB=E3=D2=BB=CF=C2=C1=CB=A3=AC=
=BA=C7=BA=C7=A1=A3</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Input</DIV>
<DIV=20
=
class=3Dpanel_content>=CA=E4=C8=EB=BA=AC=D3=D0=D2=BB=D0=A9=CA=FD=BE=DD=D7=
=E9=A3=AC=C3=BF=D7=E9=CA=FD=BE=DD=B0=FC=C0=A8=B2=CB=D6=D6=A3=A8=D7=D6=B4=AE=
=A3=A9=A3=AC=CA=FD=C1=BF=A3=A8=BC=C6=C1=BF=B5=A5=CE=BB=B2=BB=C2=DB=A3=AC=D2=
=BB=C2=C9=CE=AAdouble=D0=CD=CA=FD=A3=A9=BA=CD=B5=A5=BC=DB=A3=A8double=D0=CD=
=CA=FD=A3=AC=B1=ED=CA=BE=C8=CB=C3=F1=B1=D2=D4=AA=CA=FD=A3=A9=A3=AC=D2=F2=B4=
=CB=A3=AC=C3=BF=D7=E9=CA=FD=BE=DD=B5=C4=B2=CB=BC=DB=BE=CD=CA=C7=CA=FD=C1=BF=
=B3=CB=C9=CF=B5=A5=BC=DB=B0=A1=A1=A3=B2=CB=D6=D6=A1=A2=CA=FD=C1=BF=BA=CD=B5=
=A5=BC=DB=D6=AE=BC=E4=B6=BC=D3=D0=BF=D5=B8=F1=B8=F4=BF=AA=B5=C4=A1=A3<BR>=
</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Output</DIV>
<DIV=20
=
class=3Dpanel_content>=D6=A7=B8=B6=B2=CB=BC=DB=B5=C4=CA=B1=BA=F2=A3=AC=D3=
=C9=D3=DA=D7=EE=D0=A1=D6=A7=B8=B6=B5=A5=CE=BB=CA=C7=BD=C7=A3=AC=CB=F9=D2=D4=
=D7=DC=CA=C7=D4=DA=D6=A7=B8=B6=B5=C4=CA=B1=BA=F2=B2=C9=D3=C3=CB=C4=C9=E1=CE=
=E5=C8=EB=B5=C4=B7=BD=B7=A8=B0=D1=B7=D6=CD=B7=C8=A5=B5=F4=A1=A3=D7=EE=BA=F3=
=A3=AC=C7=EB=CA=E4=B3=F6=D2=BB=B8=F6=BE=AB=B6=C8=CE=AA=BD=C7=B5=C4=B2=CB=BC=
=DB=D7=DC=C1=BF=A1=A3<BR></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Sample Input</DIV>
<DIV class=3Dpanel_content><PRE>=C7=E0=B2=CB 1 2
=C2=DE=B2=B7 2 1.5
=BC=A6=CD=C8 2 4.2</PRE></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Sample Output</DIV>
<DIV class=3Dpanel_content><PRE>13.4</PRE></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Author</DIV>
<DIV class=3Dpanel_content>qianneng</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Source</DIV>
<DIV =
class=3Dpanel_content>=D3=AD=BD=D3=D0=C2=D1=A7=C6=DA=A1=AA=A1=AA=B3=AC=BC=
=B6Easy=B0=E6=C8=C8=C9=ED=C8=FC</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Recommend</DIV>
<DIV class=3Dpanel_content>lcy</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<CENTER=20
style=3D"FONT-WEIGHT: bold; FONT-SIZE: 15px; COLOR: #1a5cc8; =
FONT-FAMILY: Arial"><A=20
=
href=3D"http://acm.hdu.edu.cn/statistic.php?pid=3D2090">Statistic</A>&nbs=
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