08.mht

看看就知道

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        Problems</A></TD></TR>
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Status</A></TD></TR>
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User</A></TD></TR>
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            style=3D"DISPLAY: block; WIDTH: 100%; COLOR: #0000ff; =
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            href=3D"http://10.60.101.7/ranklist">Authors =
Ranklist</A></TD></TR>
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User</A></TD></TR>
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            href=3D"http://10.60.101.7/runningcontests">Running =
Contests</A></TD></TR>
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        Contests</A></TD></TR>
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            href=3D"http://10.60.101.7/pastcontests">Past=20
        Contests</A></TD></TR></TR></TBODY></TABLE><BR><BR></TD>
    <TD class=3Dtojtablecontentl vAlign=3Dtop width=3D"100%"><SPAN =
class=3DBLUE14><A=20
      href=3D"http://10.60.101.7/contest?cid=3D1002">&lt;&lt; Contest =
1002 -=20
      =
=E5=90=8C=E6=B5=8E=E5=A4=A7=E5=AD=A62008=E7=A8=8B=E5=BA=8F=E8=AE=BE=E8=AE=
=A1=E7=AB=9E=E8=B5=9B=E8=B5=9B=E5=89=8D=E7=BB=83=E4=B9=A0#2 =
&gt;&gt;</A></SPAN><BR><BR>
      <P style=3D"FONT-SIZE: 24px; COLOR: #0000ff" =
align=3Dcenter>Problem H -=20
      2^k=E8=BF=9B=E5=88=B6=E6=95=B0</P>
      <P>
      <DIV style=3D"FONT-WEIGHT: bold; FONT-SIZE: 16px; COLOR: #000000"=20
      align=3Dcenter>Time Limit: 1000MS<BR>Memory Limit: =
65536KB<BR></DIV>
      <P></P><SPAN class=3DBLACK14><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: =
#0000ff">Description</SPAN><BR>=E8=AE=BE<I>r</I>=E6=98=AF=E4=B8=AA2<SUP>k=
</SUP>=E8=BF=9B=E5=88=B6=E6=95=B0=EF=BC=8C=E5=B9=B6=E6=BB=A1=E8=B6=B3=E4=BB=
=A5=E4=B8=8B=E6=9D=A1=E4=BB=B6=EF=BC=9A<BR>=EF=BC=881=EF=BC=89r=E8=87=B3=E5=
=B0=91=E6=98=AF=E4=B8=AA2=E4=BD=8D=E7=9A=842<SUP>k</SUP>=E8=BF=9B=E5=88=B6=
=E6=95=B0=E3=80=82<BR>=EF=BC=882=EF=BC=89=E4=BD=9C=E4=B8=BA2<SUP>k</SUP>=E8=
=BF=9B=E5=88=B6=E6=95=B0=EF=BC=8C=E9=99=A4=E6=9C=80=E5=90=8E=E4=B8=80=E4=BD=
=8D=E5=A4=96=EF=BC=8C<I>r</I>=E7=9A=84=E6=AF=8F=E4=B8=80=E4=BD=8D=E4=B8=A5=
=E6=A0=BC=E5=B0=8F=E4=BA=8E=E5=AE=83=E5=8F=B3=E8=BE=B9=E7=9B=B8=E9=82=BB=E7=
=9A=84=E9=82=A3=E4=B8=80=E4=BD=8D=E3=80=82<BR>=EF=BC=883=EF=BC=89=E5=B0=86=
<I>r</I>=E8=BD=AC=E6=8D=A2=E4=B8=BA2=E8=BF=9B=E5=88=B6=E6=95=B0<I>q</I>=E5=
=90=8E=EF=BC=8C=E5=88=99<I>q</I>=E7=9A=84=E6=80=BB=E4=BD=8D=E6=95=B0=E4=B8=
=8D=E8=B6=85=E8=BF=87<I>w</I>=E3=80=82<BR><BR>=E5=9C=A8=E8=BF=99=E9=87=8C=
=EF=BC=8C=E6=AD=A3=E6=95=B4=E6=95=B0<I>k</I>=EF=BC=881=E2=89=A4<I>k</I>=E2=
=89=A49=EF=BC=89=E5=92=8C<I>w</I>=EF=BC=88<I>k</I>&lt;<I>w</I>=E2=89=A430=
000=EF=BC=89=E6=98=AF=E4=BA=8B=E5=85=88=E7=BB=99=E5=AE=9A=E7=9A=84=E3=80=82=
<BR><BR>=E9=97=AE=EF=BC=9A=E6=BB=A1=E8=B6=B3=E4=B8=8A=E8=BF=B0=E6=9D=A1=E4=
=BB=B6=E7=9A=84=E4=B8=8D=E5=90=8C=E7=9A=84<I>r</I>=E5=85=B1=E6=9C=89=E5=A4=
=9A=E5=B0=91=E4=B8=AA=EF=BC=9F<BR><BR>=E6=88=91=E4=BB=AC=E5=86=8D=E4=BB=8E=
=E5=8F=A6=E4=B8=80=E8=A7=92=E5=BA=A6=E4=BD=9C=E4=BA=9B=E8=A7=A3=E9=87=8A=EF=
=BC=9A=E8=AE=BE<I>S</I>=E6=98=AF=E9=95=BF=E5=BA=A6=E4=B8=BA<I>w</I>=E7=9A=
=8401=E5=AD=97=E7=AC=A6=E4=B8=B2=EF=BC=88=E5=8D=B3=E5=AD=97=E7=AC=A6=E4=B8=
=B2<I>S</I>=E7=94=B1<I>w</I>=E4=B8=AA=E2=80=9C0=E2=80=9D=E6=88=96=E2=80=9C=
1=E2=80=9D=E7=BB=84=E6=88=90=EF=BC=89=EF=BC=8C<I>S</I>=E5=AF=B9=E5=BA=94=E4=
=BA=8E=E4=B8=8A=E8=BF=B0=E6=9D=A1=E4=BB=B6=EF=BC=883=EF=BC=89=E4=B8=AD=E7=
=9A=84<I>q</I>=E3=80=82=E5=B0=86<I>S</I>=E4=BB=8E=E5=8F=B3=E8=B5=B7=E5=88=
=92=E5=88=86=E4=B8=BA=E8=8B=A5=E5=B9=B2=E4=B8=AA=E9=95=BF=E5=BA=A6=E4=B8=BA=
<I>k</I>=E7=9A=84=E6=AE=B5=EF=BC=8C=E6=AF=8F=E6=AE=B5=E5=AF=B9=E5=BA=94=E4=
=B8=80=E4=BD=8D2<SUP>k</SUP>=E8=BF=9B=E5=88=B6=E7=9A=84=E6=95=B0=EF=BC=8C=
=E5=A6=82=E6=9E=9C<I>S</I>=E8=87=B3=E5=B0=91=E5=8F=AF=E5=88=86=E6=88=902=E6=
=AE=B5=EF=BC=8C=E5=88=99<I>S</I>=E6=89=80=E5=AF=B9=E5=BA=94=E7=9A=84=E4=BA=
=8C=E8=BF=9B=E5=88=B6=E6=95=B0=E5=8F=88=E5=8F=AF=E4=BB=A5=E8=BD=AC=E6=8D=A2=
=E4=B8=BA=E4=B8=8A=E8=BF=B0=E7=9A=842<SUP>k</SUP>=E8=BF=9B=E5=88=B6=E6=95=
=B0<I>r</I>=E3=80=82<BR><BR>=E4=BE=8B=EF=BC=9A=E8=AE=BE<I>k</I>=3D3=EF=BC=
=8C<I>w</I>=3D7=E3=80=82=E5=88=99<I>r</I>=E6=98=AF=E4=B8=AA=E5=85=AB=E8=BF=
=9B=E5=88=B6=E6=95=B0=EF=BC=882<SUP>3</SUP>=3D8=EF=BC=89=E3=80=82=E7=94=B1=
=E4=BA=8E<I>w</I>=3D7=EF=BC=8C=E9=95=BF=E5=BA=A6=E4=B8=BA7=E7=9A=8401=E5=AD=
=97=E7=AC=A6=E4=B8=B2=E6=8C=893=E4=BD=8D=E4=B8=80=E6=AE=B5=E5=88=86=EF=BC=
=8C=E5=8F=AF=E5=88=86=E4=B8=BA3=E6=AE=B5=EF=BC=88=E5=8D=B31=EF=BC=8C3=EF=BC=
=8C3=EF=BC=8C=E5=B7=A6=E8=BE=B9=E7=AC=AC=E4=B8=80=E6=AE=B5=E5=8F=AA=E6=9C=
=89=E4=B8=80=E4=B8=AA=E4=BA=8C=E8=BF=9B=E5=88=B6=E4=BD=8D=EF=BC=89=EF=BC=8C=
=E5=88=99=E6=BB=A1=E8=B6=B3=E6=9D=A1=E4=BB=B6=E7=9A=84=E5=85=AB=E8=BF=9B=E5=
=88=B6=E6=95=B0=E6=9C=89=EF=BC=9A<BR>2=E4=BD=8D=E6=95=B0=EF=BC=9A=E9=AB=98=
=E4=BD=8D=E4=B8=BA1=EF=BC=9A6=E4=B8=AA=EF=BC=88=E5=8D=B312=EF=BC=8C13=EF=BC=
=8C14=EF=BC=8C15=EF=BC=8C16=EF=BC=8C17=EF=BC=89=EF=BC=8C=E9=AB=98=E4=BD=8D=
=E4=B8=BA2=EF=BC=9A5=E4=B8=AA=EF=BC=8C=E2=80=A6=EF=BC=8C=E9=AB=98=E4=BD=8D=
=E4=B8=BA6=EF=BC=9A1=E4=B8=AA=EF=BC=88=E5=8D=B367=EF=BC=89=E3=80=82=E5=85=
=B16+5+=E2=80=A6+1=3D21=E4=B8=AA=E3=80=82<BR>3=E4=BD=8D=E6=95=B0=EF=BC=9A=
=E9=AB=98=E4=BD=8D=E5=8F=AA=E8=83=BD=E6=98=AF1=EF=BC=8C=E7=AC=AC2=E4=BD=8D=
=E4=B8=BA2=EF=BC=9A5=E4=B8=AA=EF=BC=88=E5=8D=B3123=EF=BC=8C124=EF=BC=8C12=
5=EF=BC=8C126=EF=BC=8C127=EF=BC=89=EF=BC=8C=E7=AC=AC2=E4=BD=8D=E4=B8=BA3=EF=
=BC=9A4=E4=B8=AA=EF=BC=8C=E2=80=A6=EF=BC=8C=E7=AC=AC2=E4=BD=8D=E4=B8=BA6=EF=
=BC=9A1=E4=B8=AA=EF=BC=88=E5=8D=B3167=EF=BC=89=E3=80=82=E5=85=B15+4+=E2=80=
=A6+1=3D15=E4=B8=AA=E3=80=82<BR>=E6=89=80=E4=BB=A5=EF=BC=8C=E6=BB=A1=E8=B6=
=B3=E8=A6=81=E6=B1=82=E7=9A=84<I>r</I>=E5=85=B1=E6=9C=8936=E4=B8=AA=E3=80=
=82<BR><BR><BR><BR><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: =
#0000ff">Input</SPAN><BR>=E8=BE=93=E5=85=A5=E5=8F=AA=E6=9C=891=E8=A1=8C=EF=
=BC=8C=E4=B8=BA=E4=B8=A4=E4=B8=AA=E6=AD=A3=E6=95=B4=E6=95=B0=EF=BC=8C=E7=94=
=A8=E4=B8=80=E4=B8=AA=E7=A9=BA=E6=A0=BC=E9=9A=94=E5=BC=80=EF=BC=9A<BR><I>=
k</I>=20
      <I>W</I><BR><BR><BR><BR><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: =
#0000ff">Output</SPAN><BR>=E8=BE=93=E5=87=BA=E4=B8=80=E4=B8=AA=E6=AD=A3=E6=
=95=B4=E6=95=B0=EF=BC=8C=E4=B8=BA=E6=89=80=E6=B1=82=E7=9A=84=E8=AE=A1=E7=AE=
=97=E7=BB=93=E6=9E=9C=EF=BC=8C=E5=8D=B3=E6=BB=A1=E8=B6=B3=E6=9D=A1=E4=BB=B6=
=E7=9A=84=E4=B8=8D=E5=90=8C=E7=9A=84<I>r</I>=E7=9A=84=E4=B8=AA=E6=95=B0=EF=
=BC=88=E7=94=A8=E5=8D=81=E8=BF=9B=E5=88=B6=E6=95=B0=E8=A1=A8=E7=A4=BA=EF=BC=
=89=EF=BC=8C=E8=A6=81=E6=B1=82=E6=9C=80=E9=AB=98=E4=BD=8D=E4=B8=8D=E5=BE=97=
=E4=B8=BA0=EF=BC=8C=E5=90=84=E6=95=B0=E5=AD=97=E4=B9=8B=E9=97=B4=E4=B8=8D=
=E5=BE=97=E6=8F=92=E5=85=A5=E6=95=B0=E5=AD=97=E4=BB=A5=E5=A4=96=E7=9A=84=E5=
=85=B6=E4=BB=96=E5=AD=97=E7=AC=A6=EF=BC=88=E4=BE=8B=E5=A6=82=E7=A9=BA=E6=A0=
=BC=E3=80=81=E6=8D=A2=E8=A1=8C=E7=AC=A6=E3=80=81=E9=80=97=E5=8F=B7=E7=AD=89=
=EF=BC=89=E3=80=82<BR>=EF=BC=88=E6=8F=90=E7=A4=BA=EF=BC=9A=E4=BD=9C=E4=B8=
=BA=E7=BB=93=E6=9E=9C=E7=9A=84=E6=AD=A3=E6=95=B4=E6=95=B0=E5=8F=AF=E8=83=BD=
=E5=BE=88=E5=A4=A7=EF=BC=8C=E4=BD=86=E4=B8=8D=E4=BC=9A=E8=B6=85=E8=BF=872=
00=E4=BD=8D=EF=BC=89<BR><BR><BR><BR><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: #0000ff">Sample Input</SPAN><FONT =

      face=3D"Courier New, Courier, monospace"><BR>3 =
7<BR></FONT><BR><BR><BR><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: #0000ff">Sample =
Output</SPAN><FONT=20
      face=3D"Courier New, Courier, =
monospace"><BR>36<BR></FONT><BR><BR><BR><BR><SPAN=20
      style=3D"FONT-SIZE: 24px; COLOR: #0000ff">Source</SPAN><BR><A=20
      =