{"rsdb":{"rid":"372546","subhead":"","postdate":"0","aid":"261502","fid":"106","uid":"1","topic":"1","content":"
\n

\u524d\u8a00<\/h2> \n

\u9762\u8bd5\u4ee5\u53ca\u8003\u8bd5\u8fc7\u7a0b\u4e2d\u5fc5\u4f1a\u51fa\u73b0\u4e00\u9053\u6392\u5e8f\u7b97\u6cd5\u9762\u8bd5\u9898\uff0c\u4e3a\u4e86\u52a0\u6df1\u5bf9\u6392\u5e8f\u7b97\u6cd5\u7684\u7406\u89e3\uff0c\u5728\u6b64\u6211\u5bf9\u5404\u79cd\u6392\u5e8f\u7b97\u6cd5\u505a\u4e2a\u603b\u7ed3\u5f52\u7eb3\u3002<\/p> \n

1\u3001\u5192\u6ce1\u6392\u5e8f\u7b97\u6cd5(BubbleSort)<\/h2> \n

1.1 \u7b97\u6cd5\u63cf\u8ff0<\/h4> \n

\uff081\uff09\u6bd4\u8f83\u76f8\u90bb\u7684\u5143\u7d20\u3002\u5982\u679c\u7b2c\u4e00\u4e2a\u6bd4\u7b2c\u4e8c\u4e2a\u5927\uff0c\u5c31\u4ea4\u6362\u4ed6\u4eec\u4e24\u4e2a\u3002<\/p> \n

\uff082\uff09\u5bf9\u6bcf\u4e00\u5bf9\u76f8\u90bb\u5143\u7d20\u505a\u540c\u6837\u7684\u5de5\u4f5c\uff0c\u4ece\u5f00\u59cb\u7b2c\u4e00\u5bf9\u5230\u7ed3\u5c3e\u7684\u6700\u540e\u4e00\u5bf9\u3002\u5728\u8fd9\u4e00\u70b9\uff0c\u6700\u540e\u7684\u5143\u7d20\u5e94\u8be5\u4f1a\u662f\u6700\u5927\u7684\u6570\u3002<\/p> \n

\uff083\uff09\u9488\u5bf9\u6240\u6709\u7684\u5143\u7d20\u91cd\u590d\u4ee5\u4e0a\u7684\u6b65\u9aa4\uff0c\u9664\u4e86\u6700\u540e\u4e00\u4e2a\u3002<\/p> \n

\uff084\uff09\u6301\u7eed\u6bcf\u6b21\u5bf9\u8d8a\u6765\u8d8a\u5c11\u7684\u5143\u7d20\u91cd\u590d\u4e0a\u9762\u7684\u6b65\u9aa4\uff0c\u76f4\u5230\u6ca1\u6709\u4efb\u4f55\u4e00\u5bf9\u6570\u5b57\u9700\u8981\u6bd4\u8f83\u3002<\/p> \n

  \u6700\u597d\u65f6\u95f4\u590d\u6742\u5ea6O\uff08n\uff09 \u6700\u574f\u65f6\u95f4\u590d\u6742\u5ea6O\uff08n2\uff09<\/span><\/p> \n

1.2 \u52a8\u56fe\u6f14\u793a<\/span><\/h4> \n

\"\"<\/span><\/p> \n

1.3 C#\u4ee3\u7801\u5b9e\u73b0<\/span><\/h4> \n
\n 
public Class SortDemo\r\n{\r\n     public void BubbleSort(int arr)\r\n     {\r\n            int temp=0;\r\n          \/\/\u9700\u8981\u8d70arr.Length-1 \u8d9f\r\n           for(int i=0;i<arr.Length-1;i++)\r\n           {\r\n                 \/\/\u6bcf\u4e00\u8d9f\u9700\u8981\u6bd4\u8f83\u6b21\u6570\r\n                 for(int j=0,j<arr.Length-i-1;j++)\r\n                 {\r\n                     \/\/\u5347\u5e8f\u6392\u5e8f\r\n                      if(arr[j]>arr[j+1])\r\n                      {\r\n                               temp=arr[j];\/\/\u5c06\u8f83\u5927\u7684\u53d8\u91cf\u4fdd\u5b58\u5728\u4e34\u65f6\u53d8\u91cf\r\n                               arr[j]=arr[j+1]\uff1b\r\n                               arr[j+1]=temp;\r\n                       }   \r\n                 }\r\n            }\r\n         \r\n     }\r\n}<\/pre> \n <\/div> \n 
 <\/p> \n 
2\u3001\u76f4\u63a5\u63d2\u5165\u6392\u5e8f(InsertionSort)<\/h2> \n 
2.1 \u7b97\u6cd5\u63cf\u8ff0<\/h4> \n 
\uff081\uff09\u4ece\u7b2c\u4e00\u4e2a\u5143\u7d20\u5f00\u59cb\uff0c\u8be5\u5143\u7d20\u53ef\u4ee5\u8ba4\u4e3a\u5df2\u7ecf\u88ab\u6392\u5e8f\uff1b<\/p> \n 
\uff082\uff09\u53d6\u51fa\u4e0b\u4e00\u4e2a\u5143\u7d20\uff0c\u5728\u5df2\u7ecf\u6392\u5e8f\u7684\u5143\u7d20\u5e8f\u5217\u4e2d\u4ece\u540e\u5411\u524d\u626b\u63cf\uff1b<\/p> \n 
\uff083\uff09\u5982\u679c\u8be5\u5143\u7d20\uff08\u5df2\u6392\u5e8f\uff09\u5927\u4e8e\u65b0\u5143\u7d20\uff0c\u5c06\u8be5\u5143\u7d20\u79fb\u5230\u4e0b\u4e00\u4f4d\u7f6e\uff1b<\/p> \n 
\uff084\uff09\u91cd\u590d\u6b65\u9aa43\uff0c\u76f4\u5230\u627e\u5230\u5df2\u6392\u5e8f\u7684\u5143\u7d20\u5c0f\u4e8e\u6216\u8005\u7b49\u4e8e\u65b0\u5143\u7d20\u7684\u4f4d\u7f6e\uff1b<\/p> \n 
\uff085\uff09 \u5c06\u65b0\u5143\u7d20\u63d2\u5165\u5230\u8be5\u4f4d\u7f6e\u540e\uff1b<\/p> \n 
\uff086\uff09\u91cd\u590d\u6b65\u9aa42~5\u3002<\/p> \n 
2.2 \u52a8\u56fe\u6f14\u793a<\/h4> \n 
\"\"<\/p> \n 
2.3 C#\u4ee3\u7801\u5b9e\u73b0<\/h4> \n 
 \n  
public Class SortDemo\r\n{\r\n      public void InsertionSort(int[] arr)\r\n      {\r\n             int temp=0;\r\n             \/\/\u904d\u5386\u5f85\u63d2\u5165\u7684\u6570(\u4ece\u7b2c\u4e8c\u4f4d\u5f00\u59cb)\r\n             for(int i=1;i<arr.Length;i++)\r\n             {<\/pre> \n  
\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000temp=arr[i];\/\/\u5f85\u63d2\u5165\u7684\u6570<\/pre> \n  
\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000int j=i-1;\/\/\uff08j\u4e3a\u5df2\u6392\u5e8f\u7684\u5f85\u63d2\u5165\u7684\u4f4d\u7f6e\u5e8f\u53f7\uff09
                     \r\n                     \/\/\u82e5\u5df2\u6392\u5e8f\u7684\u6570\u5927\u4e8e\u5f85\u63d2\u5165\u6570\uff0c\u5219\u5f80\u540e\u79fb\u4e00\u4f4d\r\n                     while(j>=0&&arr[j]>temp)\r\n                     {\r\n                            arr[j+1]=arr[j];\r\n                            j--;\r\n                      }\r\n                     arr[j+1]=temp;\/\/\u5c06\u5f85\u63d2\u5165\u7684\u6570\u653e\u5165\u63d2\u5165\u4f4d\u7f6e\r\n              }\r\n      }\r\n}<\/pre> \n <\/div> \n 
3\u3001\u9009\u62e9\u6392\u5e8f(SelectionSort)<\/h2> \n 
3.1 \u7b97\u6cd5\u63cf\u8ff0<\/h4> \n 
 \u9009\u62e9\u6392\u5e8f(Selection-sort)\u662f\u4e00\u79cd\u7b80\u5355\u76f4\u89c2\u7684\u6392\u5e8f\u7b97\u6cd5\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\uff1a\u9996\u5148\u5728\u672a\u6392\u5e8f\u5e8f\u5217\u4e2d\u627e\u5230\u6700\u5c0f\uff08\u5927\uff09\u5143\u7d20\uff0c\u5b58\u653e\u5230\u6392\u5e8f\u5e8f\u5217\u7684\u8d77\u59cb\u4f4d\u7f6e\uff0c\u7136\u540e\uff0c\u518d\u4ece\u5269\u4f59\u672a\u6392\u5e8f\u5143\u7d20\u4e2d\u7ee7\u7eed\u5bfb\u627e\u6700\u5c0f\uff08\u5927\uff09\u5143\u7d20\uff0c\u7136\u540e\u653e\u5230\u5df2\u6392\u5e8f\u5e8f\u5217\u7684\u672b\u5c3e\u3002\u4ee5\u6b64\u7c7b\u63a8\uff0c\u76f4\u5230\u6240\u6709\u5143\u7d20\u5747\u6392\u5e8f\u5b8c\u6bd5\u3002 <\/p> \n 
\uff081\uff09\u521d\u59cb\u72b6\u6001\uff1a\u65e0\u5e8f\u533a\u4e3aR[1..n]\uff0c\u6709\u5e8f\u533a\u4e3a\u7a7a\uff1b<\/p> \n 
\uff082\uff09\u7b2ci\u8d9f\u6392\u5e8f(i=1,2,3\u2026n-1)\u5f00\u59cb\u65f6\uff0c\u5f53\u524d\u6709\u5e8f\u533a\u548c\u65e0\u5e8f\u533a\u5206\u522b\u4e3aR[1..i-1]\u548cR(i..n\uff09\u3002\u8be5\u8d9f\u6392\u5e8f\u4ece\u5f53\u524d\u65e0\u5e8f\u533a\u4e2d-\u9009\u51fa\u5173\u952e\u5b57\u6700\u5c0f\u7684\u8bb0\u5f55 R[k]\uff0c\u5c06\u5b83\u4e0e\u65e0\u5e8f\u533a\u7684\u7b2c1\u4e2a\u8bb0\u5f55R\u4ea4\u6362\uff0c\u4f7fR[1..i]\u548cR[i+1..n)\u5206\u522b\u53d8\u4e3a\u8bb0\u5f55\u4e2a\u6570\u589e\u52a01\u4e2a\u7684\u65b0\u6709\u5e8f\u533a\u548c\u8bb0\u5f55\u4e2a\u6570\u51cf\u5c111\u4e2a\u7684\u65b0\u65e0\u5e8f\u533a\uff1b<\/p> \n 
\uff083\uff09n-1\u8d9f\u7ed3\u675f\uff0c\u6570\u7ec4\u6709\u5e8f\u5316\u4e86\u3002<\/p> \n 
3.2 \u52a8\u56fe\u6f14\u793a<\/h4> \n 
\"\"<\/p> \n 
3.3 C#\u4ee3\u7801\u5b9e\u73b0<\/h4> \n 
 \n  
public void SelectionSort(int[] arr)\r\n     {
         int temp;\r\n         for(int i=0;i<arr.Length-1;i++)
         {
             int minVal=arr[i];
             int minIndex=i;
             for(int j=i+1;j<arr.Length;j++)
             {
                 if(minVal>arr[j])
                 { 
                    minVal=arr[j];
                    minIndex=j;
                 }
             }
             temp=arr[i];
             arr[i]=minVal;
             arr[minIndex]=temp;
         }\r\n \r\n     }\r\n}<\/pre> \n <\/div> \n 
 4\u3001\u5feb\u901f\u6392\u5e8f(QuickSort)<\/h2> \n 
4.1 \u7b97\u6cd5\u63cf\u8ff0<\/h4> \n 
\uff081\uff09\u4ece\u6570\u5217\u4e2d\u6311\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u79f0\u4e3a \u201c\u57fa\u51c6\u201d\uff08pivot\uff09\uff1b<\/p> \n 
\uff082\uff09\u91cd\u65b0\u6392\u5e8f\u6570\u5217\uff0c\u6240\u6709\u5143\u7d20\u6bd4\u57fa\u51c6\u503c\u5c0f\u7684\u6446\u653e\u5728\u57fa\u51c6\u524d\u9762\uff0c\u6240\u6709\u5143\u7d20\u6bd4\u57fa\u51c6\u503c\u5927\u7684\u6446\u5728\u57fa\u51c6\u7684\u540e\u9762\uff08\u76f8\u540c\u7684\u6570\u53ef\u4ee5\u5230\u4efb\u4e00\u8fb9\uff09\u3002\u5728\u8fd9\u4e2a\u5206\u533a\u9000\u51fa\u4e4b\u540e\uff0c\u8be5\u57fa\u51c6\u5c31\u5904\u4e8e\u6570\u5217\u7684\u4e2d\u95f4\u4f4d\u7f6e\u3002\u8fd9\u4e2a\u79f0\u4e3a\u5206\u533a\uff08partition\uff09\u64cd\u4f5c\uff1b<\/p> \n 
\uff083\uff09\u9012\u5f52\u5730\uff08recursive\uff09\u628a\u5c0f\u4e8e\u57fa\u51c6\u503c\u5143\u7d20\u7684\u5b50\u6570\u5217\u548c\u5927\u4e8e\u57fa\u51c6\u503c\u5143\u7d20\u7684\u5b50\u6570\u5217\u6392\u5e8f\u3002<\/p> \n 
   \u5feb\u901f\u6392\u5e8f\u6cd5\u662f\u91c7\u7528\u9012\u5f52\u7684\u65b9\u5f0f\u5bf9\u5f85\u6392\u5e8f\u7684\u6570\u5217\u8fdb\u884c\u82e5\u5e72\u6b21\u7684\u64cd\u4f5c,\u6bcf\u6b21\u64cd\u4f5c\u4f7f\u5f97\u88ab\u64cd\u4f5c\u7684\u6570\u5217\u90e8\u5206\u4ee5\u67d0\u4e2a\u5143\u7d20\u4e3a\u5206\u754c\u503c\u5206\u6210\u4e24\u90e8\u5206,\u4e00\u90e8\u5206\u5c0f\u4e8e\u8be5\u5206\u754c\u503c,\u53e6\u4e00\u90e8\u5206\u5927\u4e8e\u8be5\u5206\u754c\u503c.\u8be5\u5206\u754c\u503c\u4e00\u822c\u88ab\u79f0\u4e3a"\u67a2\u8f74". \u4e00\u822c\u5148\u4ee5\u5de6\u8fb9\u7b2c\u4e00\u4e2a\u6570\u4f5c\u4e3a\u5206\u754c\u503c\uff0c\u5c06\u6570\u5217\u6309\u8be5\u5206\u754c\u503c\u5206\u6210\u5de6\u53f3\u4e24 \u90e8\u5206\uff0c\u5de6\u8fb9\u90e8\u5206\u5c0f\u4e8e\u8be5\u5206\u754c\u503c\uff0c\u53f3\u8fb9\u90e8\u5206\u5927\u4e8e\u8be5\u5206\u754c\u503c\uff0c\u7136\u540e\u518d\u5bf9\u5de6\u53f3\u4e24\u90e8\u5206\u505a\u91cd\u590d\u7684\u64cd\u4f5c\uff0c\u76f4\u5230\u6700\u540e\u5b8c\u6210\u6392\u5e8f\u3002<\/p> \n 
  \u4ee5\u6570\u5217 14,11,25,37,9,28 \u4e3a\u4f8b,\u8be6\u7ec6\u63cf\u8ff0\u6267\u884c\u4e00\u8d9f\u5feb\u901f\u6392\u5e8f\u7684\u7b97\u6cd5:<\/p> \n 
      1,\u9009\u62e9\u5f85\u6392\u5e8f\u6570\u5217\u7684\u67a2\u8f74,\u4e00\u822c\u4ee5\u6570\u5217\u7684\u9996\u5143\u7d20\u4f5c\u4e3a\u67a2\u8f74.\u6b64\u6570\u5217\u4e2d,\u6211\u4eec\u9009\u62e9\u9996\u5143\u7d2014\u4f5c\u4e3a\u67a2\u8f74,nPivot = 14.<\/p> \n 
      2,\u8bbe\u5b9a\u4e24\u4e2a\u6307\u9488 i \u548c j ,\u5206\u522b\u6307\u5411\u6570\u5217\u7684\u9996\u5143\u7d20\u548c\u5c3e\u5143\u7d20. i \u6307\u5411\u9996\u5143\u7d2014, j \u6307\u5411\u5c3e\u5143\u7d2028.\u793a\u610f\u56fe\u5982\u4e0b:<\/p> \n 
         \"\"      <\/p> \n 
      3,\u5411\u524d\u79fb\u52a8\u5c3e\u6307\u9488 j ,\u4f7f\u5176\u6307\u5411\u4ece\u6570\u5217\u5c3e\u90e8\u7b97\u8d77\u9996\u4e2a\u5c0f\u4e8e\u67a2\u8f74(\u537314)\u7684\u5143\u7d20,\u5e76\u5c06\u8be5\u5143\u7d20\u7f6e\u6362\u5230\u5934\u6307\u9488 i \u6307\u5411\u7684\u4f4d\u7f6e._nArray[i] =_nArray[j].\u793a\u610f\u56fe\u5982\u4e0b:<\/p> \n 
         \"\"<\/p> \n 
      \u9996\u6b21\u6267\u884c\u8be5\u64cd\u4f5c\u65f6 i \u6307\u9488\u6307\u5411\u5904\u7684\u503c\u5b9e\u9645\u4e0a\u5c31\u662f\u67a2\u8f74\u7684\u503c,\u6b64\u5904\u7684\u64cd\u4f5c\u53ef\u4ee5\u7406\u89e3\u4e3a i \u6307\u9488\u6307\u5411\u5904\u7684\u503c\u5df2\u5728\u4e4b\u524d\u88ab\u7f6e\u6362\u5230\u67a2\u8f74\u4e2d,\u6b64\u65f6, i \u6307\u5411\u5904\u5df2\u7ecf\u662f\u4e00\u4e2a\u7a7a\u4f4d,\u5728\u6b64\u65f6\u7528\u627e\u5230\u7684\u5c0f\u4e8e\u67a2\u8f74\u7684\u5143\u7d20\u586b\u5728\u6b64\u5904.<\/p> \n 
      4,\u5411\u540e\u79fb\u52a8\u5934\u6307\u9488 i ,\u4f7f\u5176\u6307\u5411\u4ece\u6570\u5217\u5934\u90e8\u7b97\u8d77\u9996\u4e2a\u5927\u4e8e\u67a2\u8f74(\u537314)\u7684\u5143\u7d20,\u5e76\u5c06\u8be5\u5143\u7d20\u7f6e\u6362\u5230\u5c3e\u6307\u9488 j \u6307\u5411\u7684\u4f4d\u7f6e._nArray[j] =_nArray[i].\u793a\u610f\u56fe\u5982\u4e0b:<\/p> \n 
         \"\"      <\/p> \n 
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