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Date: Fri, 19 Oct 2012 09:32:08 +0800
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From: Lurga Lee <lurga....@gmail.com>
To: scalacn@googlegroups.com
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=D5=E2=B2=BB=CA=C7=CE=B2=B5=DD=B9=E9=A3=AC=D4=DA=CA=B5=BC=CA=D4=CB=D0=D0=CA=
=B1=BA=DC=CE=A3=CF=D5=A1=A3=D7=F2=CC=EC=B7=AD=B5=BD=B8=F6=B2=BB=B4=ED=B5=C4=
=CE=C4=D5=C2=A1=BE1=A1=BF=A3=AC=CA=AE=CE=E5=D5=C2=B5=BD=CA=AE=BE=C5=D5=C2=
=BA=DC=BA=C3=B5=C4=BD=E2=CA=CD=C1=CB=C0=CF=CA=A6=B2=BB=CD=A3=C7=BF=B5=F7=B5=
=C4=B5=DD=B9=E9=BA=CDlist=A3=A82,3,4,5=BF=CE=B6=BC=C4=DC=BF=B4=B5=BD=CB=FC=
=B5=C4=D3=B0=D7=D3=A3=A9<div>
=A1=BE1=A1=BF<a href=3D"http://buaawhl.iteye.com/blog/1160327">http://buaaw=
hl.iteye.com/blog/1160327</a>&nbsp;<br><br><div class=3D"gmail_quote">2012/=
10/19 Cheng CHI <span dir=3D"ltr">&lt;<a href=3D"mailto:cloudr...@gmail.com=
" target=3D"_blank">cloudr...@gmail.com</a>&gt;</span><br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div>=D7=EE=BA=F3=B5=C4else=C0=EF=D5=E2=D1=
=F9=BE=CD=BF=C9=D2=D4=C1=CB&hellip;&hellip; =B2=BB=B9=FD=C7=B0=B1=DF=D2=B2=
=D3=D0=D2=BB=B5=E3=B5=E3=B5=E3=B2=BB=CD=AC&hellip;&hellip; (=B2=BB=D6=B1=BD=
=D3=B7=A2=C8=AB=B2=BF=B4=FA=C2=EB=C1=CB@=A1=A3@</div><div><br></div><div>&n=
bsp; countChange(money, coins.tail) + countChange(money-coins.head, coins)<=
/div>
<div class=3D"HOEnZb"><div class=3D"h5"><div>&nbsp;&nbsp;</div><div><br></d=
iv><br>On Monday, October 8, 2012 7:16:59 PM UTC+11, Zang MingJie wrote:<bl=
ockquote class=3D"gmail_quote" style=3D"margin:0;margin-left:0.8ex;border-l=
eft:1px #ccc solid;padding-left:1ex">
<div><font face=3D"courier new, monospace">=B5=DD=B9=E9+=D2=BB=B8=F6mapredu=
ce=BE=CD=B8=E3=B6=A8=C1=CB</font></div><div><font face=3D"courier new, mono=
space"><br></font></div><div><font face=3D"courier new, monospace">&nbsp; d=
ef countChange(money: Int, coins: List[Int]): Int =3D if (coins.isEmpty) {<=
/font></div>
<div><font face=3D"courier new, monospace">&nbsp; &nbsp; if (money =3D=3D 0=
) 1 else 0</font></div><div><font face=3D"courier new, monospace">&nbsp; } =
else {</font></div><div><font face=3D"courier new, monospace">&nbsp; &nbsp;=
 val cur =3D coins.head</font></div>
<div><font face=3D"courier new, monospace">&nbsp; &nbsp; (0 /: ((0 to (mone=
y / cur)) map { i =3D&gt; countChange(money - i * cur, coins.tail) })) { _ =
+ _ }</font></div><div><font face=3D"courier new, monospace">&nbsp; }</font=
></div><div><br></div>
</blockquote>

<p></p>

-- <br>
=C4=FA=CA=D5=B5=BD=B4=CB=D3=CA=BC=FE=CA=C7=D2=F2=CE=AA=C4=FA=B6=A9=D4=C4=C1=
=CB Google =CD=F8=C9=CF=C2=DB=CC=B3=B5=C4&ldquo;Scala=D6=D0=CE=C4=C9=E7=C7=
=F8&rdquo;=C2=DB=CC=B3=A1=A3<br>
=D2=AA=CF=F2=B4=CB=CD=F8=C9=CF=C2=DB=CC=B3=B7=A2=CC=FB=A3=AC=C7=EB=B7=A2=CB=
=CD=B5=E7=D7=D3=D3=CA=BC=FE=D6=C1 <a href=3D"mailto:scal...@googlegroups.co=
m" target=3D"_blank">scalacn@googlegroups.com</a>=A1=A3<br>
&nbsp;<br>
&nbsp;<br>
</div></div></blockquote></div><br></div>

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