{"id":43,"date":"2007-04-25T07:25:25","date_gmt":"2007-04-24T23:25:25","guid":{"rendered":"http:\/\/127.0.0.1\/website_linux\/blog\/?p=43"},"modified":"2007-04-25T07:25:25","modified_gmt":"2007-04-24T23:25:25","slug":"%e5%bf%ab%e9%80%9f%e6%8e%92%e5%ba%8f%e3%80%81%e6%8f%92%e5%85%a5%e6%8e%92%e5%ba%8f%e5%92%8c%e9%80%89%e6%8b%a9%e6%8e%92%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/opgogo.com\/blog2\/?p=43","title":{"rendered":"\u5feb\u901f\u6392\u5e8f\u3001\u63d2\u5165\u6392\u5e8f\u548c\u9009\u62e9\u6392\u5e8f"},"content":{"rendered":"<p>\u5feb\u901f\u6392\u5e8f\u662f\u76ee\u524d\u4f7f\u7528\u8f83\u597d\u7684\u6392\u5e8f\u7b97\u6cd5\uff0c\u5b83\u662f\u7531C.A.Hoare\u53d1\u660e\u5e76\u547d\u540d\u7684\u3002\u5feb\u901f<br \/>\n\u6392\u5e8f\u57fa\u672c\u7b97\u6cd5\u601d\u60f3\uff1a\u901a\u8fc7\u4e00\u6b21\u5206\u5272\uff0c\u5c06\u65e0\u5e8f\u5e8f\u5217\u5206\u6210\u4e24\u90e8\u5206\uff0c\u5176\u4e2d\u524d\u4e00\u90e8\u5206\u7684\u5143<br \/>\n\u7d20\u503c\u5747\u4e0d\u5927\u4e8e\u540e\u4e00\u90e8\u5206\u7684\u5143\u7d20\u503c\u3002\u7136\u540e\u5bf9\u6bcf\u4e00\u90e8\u5206\u5229\u7528\u540c\u6837\u7684\u65b9\u6cd5\u8fdb\u884c\u5206\u5272\uff0c\u8fd9<br \/>\n\u4e2a\u8fc7\u7a0b\u4e00\u76f4\u505a\u5230\u6bcf\u4e00\u4e2a\u5b50\u5e8f\u5217\u7684\u957f\u5ea6\u5c0f\u4e8e\u67d0\u4e2a\u503cm\u4e3a\u6b62\u3002<\/p>\n<p>\u3000\u3000\u5bf9\u5e8f\u5217p\u7684\u5206\u5272\u8fc7\u7a0b\uff1a \u9996\u5148\uff0c\u5728\u5e8f\u5217\u7684\u7b2c\u4e00\u4e2a\u3001\u4e2d\u95f4\u4e00\u4e2a\u53ca\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u4e2d<br \/>\n\u9009\u53d6\u4e2d\u9879\uff0c\u5f97p(k),\u7136\u540e\u8bbe\u7f6e\u4e24\u4e2a\u6307\u9488i\u548cj\u5206\u522b\u6307\u5411\u5e8f\u5217\u7684\u8d77\u59cb\u548c\u6700\u540e\u7684\u4f4d\u7f6e.<\/p>\n<p>Status Quick_Sort(ElemType A[],int left,int right){<br \/>\ntmp=A[(left+right)\/2];<br \/>\ndo{<br \/>\nwhile(A[i]<tmp&#038;&#038;i<right) i++;\nwhile(A[j]>tmp&#038;&#038;j>left) j&#8211;;<br \/>\nif(i<=j){\nswap(A[i],A[j]);\ni++;\nj--;\n}\n}while(i<=j);\n\nif(left<j) Quick_Sort(A,left,j);\nif(i<right) Quick_Sort(A,i,right);\nreturn 1;\n}\n\n===================================================================\n\u63d2\u5165\u6392\u5e8f\u7684\u57fa\u672c\u601d\u60f3\u662f\uff0c\u7ecf\u8fc7i-1\u904d\u5904\u7406\u540e,A[0..i-1]\u5df1\u6392\u597d\u5e8f\u3002\u7b2ci\u904d\u5904\u7406\u4ec5\u5c06A[i]\u63d2\u5165A[0..i-1]\u7684\u9002\u5f53\u4f4d\u7f6e\uff0c\u4f7f\u5f97A[0..i]\u53c8\u662f\u6392\u597d\u5e8f\u7684\u5e8f\u5217\u3002\u8981\u8fbe\u5230\u8fd9\u4e2a\u76ee\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u987a\u5e8f\u6bd4\u8f83\u7684\u65b9\u6cd5\u3002\u9996\u5148\u6bd4\u8f83A[i]\u548cA[i-1]\uff0c\u5982\u679cA[i-1]\u2264 L[i]\uff0c\u5219A[0..i]\u5df2\u6392\u597d\u5e8f\uff0c\u7b2ci\u904d\u5904\u7406\u5c31\u7ed3\u675f\u4e86\uff1b\u5426\u5219\u4ea4\u6362A[i]\u4e0eA[i-1]\u7684\u4f4d\u7f6e\uff0c\u7ee7\u7eed\u6bd4\u8f83A[i-1]\u548cA[i-2]\uff0c\u76f4\u5230\u627e\u5230\u67d0\u4e00\u4e2a\u4f4d\u7f6ej(0\u2264j\u2264i-1)\uff0c\u4f7f\u5f97L[j] \u2264L[j+1]\u65f6\u4e3a\u6b62.\n\n\n\nStatus Ins&#101;rtion_Sort(List A){\nfor(i=1;i<len;i++){\ntmp=A[i];\nj=i-1;\nwhile(j>=0&#038;&#038;A[j]>tmp){<br \/>\nA[j+1]=A[j];<br \/>\nj&#8211;;<br \/>\n}<br \/>\nA[++j]=tmp;<br \/>\n}<br \/>\nreturn 1;<br \/>\n}<\/p>\n<p>===================================================================<\/p>\n<p>\u9009\u62e9\u6392\u5e8f\u7684\u57fa\u672c\u601d\u60f3\u662f\u5bf9\u5f85\u6392\u5e8f\u7684\u8bb0\u5f55\u5e8f\u5217\u8fdb\u884cn-1\u904d\u7684\u5904\u7406\uff0c\u7b2ci\u904d\u5904\u7406\u662f\u5c06A[i..n]\u4e2d\u6700\u5c0f\u8005\u4e0eA[i]\u4ea4\u6362\u4f4d\u7f6e\u3002\u8fd9\u6837\uff0c\u7ecf\u8fc7i\u904d\u5904\u7406\u4e4b\u540e\uff0c\u524di\u4e2a\u8bb0\u5f55\u7684\u4f4d\u7f6e\u5df2\u7ecf\u662f\u6b63\u786e\u7684\u4e86\u3002<\/p>\n<p>\u9009\u62e9\u6392\u5e8f\u7b97\u6cd5\u53ef\u5b9e\u73b0\u5982\u4e0b:<\/p>\n<p>Status Sel&#101;ction_Sort(List A);<br \/>\nlen=ListLength(A);<br \/>\nfor(i=0;i<len-1;i++){\nmin=i;\nfor(j=i+1;j<len;j++)\nif(A[j]<A[min])\nmin=j;\nif(i!=min){\nswap(A[i],A[min]);\n}\n}\nreturn 1;\n\n\n\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u6392\u5e8f\u662f\u76ee\u524d\u4f7f\u7528\u8f83\u597d\u7684\u6392\u5e8f\u7b97\u6cd5\uff0c\u5b83\u662f\u7531C.A.Hoare\u53d1\u660e\u5e76\u547d\u540d\u7684\u3002\u5feb\u901f \u6392\u5e8f\u57fa\u672c\u7b97\u6cd5\u601d\u60f3\uff1a\u901a\u8fc7\u4e00\u6b21\u5206\u5272\uff0c\u5c06\u65e0\u5e8f\u5e8f\u5217\u5206\u6210\u4e24\u90e8\u5206\uff0c\u5176\u4e2d\u524d\u4e00\u90e8\u5206\u7684\u5143 \u7d20\u503c\u5747\u4e0d\u5927\u4e8e\u540e\u4e00\u90e8\u5206\u7684\u5143\u7d20\u503c\u3002\u7136\u540e\u5bf9\u6bcf\u4e00\u90e8\u5206\u5229\u7528\u540c&hellip; 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