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<html xmlns:o="urn:schemas-microsoft-com:office:office"xmlns:w="urn:schemas-microsoft-com:office:word"xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=GB2312"><meta name=ProgId content=Word.Document><meta name=Generator content="Microsoft Word 9"><meta name=Originator content="Microsoft Word 9"><link rel=File-List href="./No00.files/filelist.xml"><title>八女王問題</title><!--[if gte mso 9]><xml> <o:DocumentProperties> <o:Author>a</o:Author> <o:LastAuthor>a</o:LastAuthor> <o:Revision>1</o:Revision> <o:TotalTime>0</o:TotalTime> <o:Created>1996-12-31T17:03:00Z</o:Created> <o:LastSaved>1996-12-31T17:03:00Z</o:LastSaved> <o:Pages>1</o:Pages> <o:Company>aa</o:Company> <o:Lines>1</o:Lines> <o:Paragraphs>1</o:Paragraphs> <o:Version>9.2812</o:Version> </o:DocumentProperties></xml><![endif]--><!--[if gte mso 9]><xml> <w:WordDocument> <w:PunctuationKerning/> <w:DrawingGridVerticalSpacing>7.8 磅</w:DrawingGridVerticalSpacing> <w:DisplayHorizontalDrawingGridEvery>0</w:DisplayHorizontalDrawingGridEvery> <w:DisplayVerticalDrawingGridEvery>2</w:DisplayVerticalDrawingGridEvery> <w:Compatibility> <w:SpaceForUL/> <w:BalanceSingleByteDoubleByteWidth/> <w:DoNotLeaveBackslashAlone/> <w:ULTrailSpace/> <w:DoNotExpandShiftReturn/> <w:AdjustLineHeightInTable/> <w:UseFELayout/> </w:Compatibility> </w:WordDocument></xml><![endif]--><style><!-- /* Font Definitions */@font-face {font-family:宋體; panose-1:2 1 6 0 3 1 1 1 1 1; mso-font-alt:SimSun; mso-font-charset:134; mso-generic-font-family:auto; mso-font-pitch:variable; mso-font-signature:3 135135232 16 0 262145 0;}@font-face {font-family:"\@宋體"; panose-1:2 1 6 0 3 1 1 1 1 1; mso-font-charset:134; mso-generic-font-family:auto; mso-font-pitch:variable; mso-font-signature:1 135135232 16 0 262144 0;} /* Style Definitions */p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0cm; margin-bottom:.0001pt; text-align:justify; text-justify:inter-ideograph; mso-pagination:none; font-size:10.5pt; mso-bidi-font-size:12.0pt; font-family:"Times New Roman"; mso-fareast-font-family:宋體; mso-font-kerning:1.0pt;} /* Page Definitions */@page {mso-page-border-surround-header:no; mso-page-border-surround-footer:no;}@page Section1 {size:595.3pt 841.9pt; margin:72.0pt 90.0pt 72.0pt 90.0pt; mso-header-margin:42.55pt; mso-footer-margin:49.6pt; mso-paper-source:0; layout-grid:15.6pt;}div.Section1 {page:Section1;}--></style></head><body lang=ZH-CN style='tab-interval:21.0pt;text-justify-trim:punctuation' bgcolor="#e8ffe8"><div class=Section1 style='layout-grid:15.6pt'><p class=MsoNormal align=center style='text-align:center'><spanstyle='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>八女王問題</span></p> <p class=MsoNormal><span lang=EN-US>/* "" </span><spanstyle='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>解法之二</span><span lang=EN-US>: </span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>遞歸回溯算法</span><spanlang=EN-US> */<o:p><br> <br> </o:p></span></p> <p class=MsoNormal><spanlang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>#include "stdio.h"<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>int count;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>int queen [10],column[20],left[20],right[20];<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>void prt1()<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>{ int j;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>printf("No.%d<span style="mso-spacerun:yes"> </span>",++count);<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>for (j=1;j<=8;j++)printf("%3d",queen[j]);<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>printf("\n");<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>}<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>void try(int i)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun: yes"> </span>{int j;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun: yes"> </span>for (j=1;j<=8;j++)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>if (column[j] && left[i-j+8] &&right[i+j])<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>{ queen[i]=j;<span style="mso-spacerun:yes"> </span>column[j]=0;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>left[i-j+8]=0;<spanstyle="mso-spacerun: yes"> </span>right[i+j]=0;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>if (i<8)<spanstyle='mso-tab-count:1'> </span> try(i+1);<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>else prt1();<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>column[j]=left[i-j+8]=right[i+j]=1;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>}<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun: yes"> </span>}<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>main()<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>{int i;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun: yes"> </span>for (i=1;i<=16;i++)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>column[i]=left[i]=right[i]=1;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun: yes"> </span>count=0;<span style="mso-spacerun: yes"> </span>try(1);<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><span style="mso-spacerun:yes"> </span>}<o:p></o:p></span></p><p class=MsoNormal></p></div></body></html>?? 快捷鍵說明
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