{"id":985,"date":"2022-02-25T20:36:39","date_gmt":"2022-02-25T12:36:39","guid":{"rendered":"http:\/\/eotstxtab.top\/?p=985"},"modified":"2022-02-25T22:08:40","modified_gmt":"2022-02-25T14:08:40","slug":"%e7%ae%80%e5%8d%95%e6%9f%a5%e6%89%be%e7%ae%97%e6%b3%95%e5%b0%8f%e8%ae%ba","status":"publish","type":"post","link":"http:\/\/43.142.23.155\/?p=985","title":{"rendered":"\u67e5\u627e\u7b97\u6cd5\u5c0f\u8bba"},"content":{"rendered":"\n

ASL\uff1a\u5e73\u5747\u67e5\u627e\u957f\u5ea6 \u5982\u56fe\uff1ap\uff1a\u67e5\u627e\u5230\u8be5\u5143\u7d20\u7684\u6982\u7387 c\uff1a\u6bd4\u8f83\u6b21\u6570<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

\u4e00\u3001\u9759\u6001\u67e5\u627e<\/p>\n\n\n\n

1\u3001\u987a\u5e8f\u67e5\u627e<\/p>\n\n\n\n

\u4e60\u60ef\u6027\u9009\u62e9\u4ece\u540e\u5f80\u524d<\/strong>\u67e5\u627e<\/p>\n\n\n\n

\uff081\uff09\u65e0\u5e8f\u8868\uff1a<\/p>\n\n\n\n

\u4e3b\u8981\u5f15\u5165\u76d1\u89c6\u54e8<\/strong>\u6982\u5ff5\uff08copy\u7684\u4ee3\u7801\u5982\u4e0b\uff09<\/p>\n\n\n\n

#include<iostream>\n#include<cstdio>\n#include<cstdlib>\n\nusing namespace std;\n\ntypedef struct{\n\tKeyType key;\n\tOtherInfoType info;\n}ElemType;\n\ntypedef struct{\n\tElemType *elem;\/\/\u6570\u636e\u5143\u7d20\u5b58\u50a8\u7a7a\u95f4\u57fa\u5740\uff0c\u5efa\u8868\u65f6,\u6309\u5b9e\u9645\u957f\u5ea6\u5206\u914d\uff0c0\u53f7\u5355\u5143\u7559\u7a7a\n\tint length;\/\/\u8868\u957f \n}SSTable;\n\n\/\/\u5728\u65e0\u5e8f\u8868\u4e2d\u67e5\u627e\u5143\u7d20key\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u67e5\u627e\u6210\u529f\u5219\u8fd4\u56de\u5143\u7d20\u5728\u8868\u4e2d\u7684\u4f4d\u7f6e\uff0c\u5426\u5219\u8fd4\u56de0 \nint Sq_search(SSTable ST,KeyType key){\n\tint i=ST.length;\n\tST.elem[0].key=key;\/\/\u76d1\u89c6\u54e8\uff1a\u4e0b\u6807\u4e3a0\u7684\u4f4d\u7f6e\u5b58\u653e\u5f85\u67e5\u627e\u7684\u5143\u7d20\n\twhile(ST.elem[i].key!=key) i--;\n\treturn i; \n}\n\nint main(){\n\t\n\treturn 0;\n}\n<\/code><\/pre>\n\n\n\n
\u5c060\u53f7\u5355\u5143\u8bbe\u7f6e\u4e3a\u201c\u76d1\u89c6\u54e8\u201d \u7684\u76ee\u7684\u662f\u4f7f\u5f97\u4ee3\u7801\u5185\u7684\u5faa\u73af\u4e0d\u5fc5\u5224\u65ad\u6570\u7ec4\u662f\u5426\u4f1a\u8d8a\u754c<\/strong>\uff0c\u56e0\u4e3a\u6ee1\u8db3i==0\u65f6\uff0c\u5faa\u73af\u4e00\u5b9a\u4f1a\u8df3\u51fa\uff0c\u4ece\u800c\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u5faa\u73af\u8bed\u53e5\uff0c\u8fdb\u800c\u63d0\u9ad8\u7a0b\u5e8f\u6548\u7387\u3002<\/p>\n\n\n\n
ASL_\u6210\u529f = (n+1)\/2<\/p>\n\n\n\n
ASL_\u5931\u8d25 = n+1<\/p>\n\n\n\n
\uff082\uff09\u6709\u5e8f\u8868\uff1a<\/p>\n\n\n\n
ASL_\u6210\u529f = (n+1)\/2<\/p>\n\n\n\n
ASL_\u5931\u8d25 = (n+2)\/2<\/p>\n\n\n\n
2\u3001\u6298\u534a\u67e5\u627e\uff08\u524d\u63d0\uff1a\u6709\u5e8f\u8868\uff09<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
mid = ( low + high ) \/ 2<\/strong>        \u6ce8\uff1a\u5411\u4e0b\u53d6\u6574<\/p>\n\n\n\n
\u7b97\u6cd5\u601d\u60f3\uff1a<\/p>\n\n\n\n
\u5148\u786e\u5b9a\u5f85\u67e5\u8bb0\u5f55\u6240\u5728\u7684\u8303\u56f4(\u533a\u95f4)\uff0c\u82e5\u5f85\u67e5\u8bb0\u5f55\u7b49\u4e8e\u8868\u4e2d\u95f4\u4f4d\u7f6e\u4e0a\u7684\u8bb0\u5f55\uff0c\u5219\u67e5\u627e\u6210\u529f\uff1b\u5426\u5219\uff0c\u7f29\u5c0f\u67e5\u627e\u8303\u56f4\uff0c\u5373\u82e5\u5f85\u67e5\u8bb0\u5f55\u5c0f\u4e8e\u4e2d\u95f4\u4f4d\u7f6e\u4e0a\u7684\u5143\u7d20\uff0c\u5219\u4e0b\u4e00\u6b21\u5230\u524d\u534a\u533a\u95f4\u8fdb\u884c\u67e5\u627e\uff0c\u82e5\u5f85\u67e5\u8bb0\u5f55\u5927\u4e8e\u4e2d\u95f4\u4f4d\u7f6e\u4e0a\u7684\u5143\u7d20\uff0c\u5219\u4e0b\u4e00\u6b21\u5230\u540e\u534a\u533a\u95f4\u8fdb\u884c\u67e5\u627e\u3002<\/p>\n\n\n\n
\u6ce8\uff1a\u94fe\u8868\u53ea\u80fd\u987a\u5e8f\u67e5\u627e\uff0c\u56e0\u4e3a\u4e0d\u80fd\u968f\u673a\u5b58\u53d6<\/strong><\/p>\n\n\n\n
\u5b9e\u6218\u4f8b\u5b50\uff1aLeetCode #35 \u641c\u7d22\u63d2\u5165\u4f4d\u7f6e<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u9898\u89e3\uff1a<\/p>\n\n\n\n
class Solution \n{\n    public:\n    int searchInsert(vector<int>& nums, int target)\n    {\n        int n = nums.size();\n        int L = 0, R = n-1;\n        int mid;\n        while(L <= R)\n        {\n            mid = (L + R)\/2;\n            if(target > nums[mid]) L++;\n            else R--;\n        }\n        return L;\n    }\n};<\/code><\/pre>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
3\u3001\u5206\u5757\u67e5\u627e\uff08\u7d22\u5f15\u67e5\u627e\uff09<\/p>\n\n\n\n
\u5206\u5757\u67e5\u627e\u8981\u6c42\u628a\u6570\u636e\u5206\u4e3a\u82e5\u5e72\u5757<\/strong>\uff0c\u6bcf\u4e00\u5757\u91cc\u9762\u7684\u5143\u7d20\u53ef\u4ee5\u662f\u65e0\u5e8f\u7684<\/strong>\uff0c\u4f46\u662f\u5757\u4e0e\u5757\u4e4b\u95f4\u7684\u5143\u7d20\u9700\u8981\u662f\u6709\u5e8f<\/strong>\u7684\u3002<\/p>\n\n\n\n
\u540c\u65f6\uff0c\u5206\u5757\u67e5\u627e\u9700\u8981\u4e00\u4e2a\u7d22\u5f15\u8868<\/strong>\uff0c\u7528\u6765\u9650\u5b9a\u6bcf\u4e00\u5757\u7684\u8303\u56f4\uff0c\u5728\u589e\u52a0\u3001\u5220\u9664\u3001\u67e5\u627e\u5143\u7d20\u65f6\u90fd\u9700\u8981\u7528\u5230\u3002<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u5982\u679c\u8981\u67e5\u627e\u56fe 1 \u4e2d\u7684 27 \u8fd9\u4e2a\u6570\uff0c\u5219\u9996\u5148\u8be5\u600e\u4e48\u505a\u5462\uff1f\u901a\u8fc7\u4e8c\u5206\u67e5\u627e\u7d22\u5f15\u8868<\/strong>\uff0c\u6211\u4eec\u53d1\u73b0 27 \u5728\u5206\u5757 3 \u91cc\uff0c\u7136\u540e\u5728\u5206\u5757 3 \u4e2d\u987a\u5e8f\u67e5\u627e<\/strong>\uff0c\u5f97\u5230 27 \u5b58\u5728\u4e8e\u6570\u5217\u4e2d\u3002<\/p>\n\n\n\n
\u5206\u5757\u67e5\u627e\u7684\u7279\u70b9\uff1a<\/p>\n\n\n\n
\u5206\u5757\u67e5\u627e\u62e5\u6709\u987a\u5e8f\u67e5\u627e\u548c\u4e8c\u5206\u67e5\u627e\u7684\u53cc\u91cd\u4f18\u52bf<\/strong>\uff0c\u5373\u987a\u5e8f\u67e5\u627e\u4e0d\u9700\u8981\u6709\u5e8f\uff0c\u4e8c\u5206\u67e5\u627e\u7684\u901f\u5ea6\u5feb<\/strong>\u3002<\/p>\n\n\n\n
\u4e8c\u3001\u52a8\u6001\u67e5\u627e\uff08\u53ef\u4ee5\u589e\u5220\u6539\u67e5\uff09<\/p>\n\n\n\n
\u4e8c\u53c9\u6392\u5e8f\u6811\uff1a<\/p>\n\n\n\n
  1. \u82e5\u5176\u5de6\u5b50\u6811\u4e0d\u7a7a\uff0c\u5219\u5de6\u5b50\u6811\u4e0a\u6240\u6709\u7ed3\u70b9\u7684\u503c\u5747\u5c0f\u4e8e\u5b83\u7684\u6839\u7ed3\u70b9\u7684\u503c\uff1b<\/li>
  2. \u82e5\u5176\u53f3\u5b50\u6811\u4e0d\u7a7a\uff0c\u5219\u53f3\u5b50\u6811\u4e0a\u6240\u6709\u7ed3\u70b9\u7684\u503c\u5747\u5927\u4e8e\u5b83\u7684\u6839\u7ed3\u70b9\u7684\u503c\uff1b<\/li>
  3. \u5176\u5de6\u3001\u53f3\u5b50\u6811\u4e5f\u5206\u522b\u4e3a\u4e8c\u53c9\u6392\u5e8f\u6811\uff1b<\/li><\/ol>\n\n\n\n
    \u67e5\u627e\u7b97\u6cd5\uff1a<\/p>\n\n\n\n
    BiTree SearchBST(BiTree T,keyType key) {\n\/\/\u5728T\u6307\u5411\u6839\u7684\u4e8c\u53c9\u6392\u5e8f\u6811\u4e2d\u9012\u5f52\u5730\u67e5\u627e\u5173\u952e\u5b57\u7b49\u4e8ekey\u7684\u6570\u636e\u5143\u7d20\uff0c\n\/\/\u82e5\u627e\u5230\uff0c\u8fd4\u56de\u6307\u5411\u8be5\u7ed3\u70b9\u7684\u6307\u9488\uff0c\u5426\u5219\u8fd4\u56deNULL\n    if (T==NULL) return NULL;\n    else if (T->data.key==key) return T;\n           else if (key < T->data.key)\n                          return SearchBST(T->lchild,key);\n                  else return SearchBST(T->rchild,key);\n}\n\n<\/code><\/pre>\n\n\n\n
    \u4e8c\u53c9\u6392\u5e8f\u6811\u7684\u521b\u5efa\u6784\u9020\uff1a<\/p>\n\n\n\n
    \u82e5\u4e8c\u53c9\u6392\u5e8f\u6811\u4e3a\u7a7a\u6811\uff0c\u5219\u63d2\u5165\u5143\u7d20\u4f5c\u4e3a\u6811\u6839\u7ed3\u70b9\uff1b<\/p>\n\n\n\n
    \u82e5\u6839\u7ed3\u70b9\u7684\u952e\u503c\u7b49\u4e8ekey\uff0c\u5219\u63d2\u5165\u5931\u8d25\uff1b<\/p>\n\n\n\n
    \u82e5key\u5c0f\u4e8e\u6839\u7ed3\u70b9\u7684\u952e\u503c\uff0c\u5219\u63d2\u5165\u5230\u6839\u7684\u5de6\u5b50\u6811\u4e0a\uff1b\u5426\u5219\uff0c\u63d2\u5165\u5230\u6839\u7684\u53f3\u5b50\u6811\u4e0a\uff1b<\/p>\n\n\n\n
    \u65b0\u63d2\u5165\u7684\u7ed3\u70b9\u4e00\u5b9a\u662f\u4e2a\u53f6\u5b50\u7ed3\u70b9\uff1b<\/p>\n\n\n\n
    \u4e8c\u53c9\u6392\u5e8f\u6811\u7ed3\u70b9\u7684\u503c\u4e00\u5b9a\u662f\u552f\u4e00\u7684\uff1b\u4e14\u63d2\u5165\u7684\u65b0\u503c\uff0c\u4e00\u5b9a\u662f\u63d2\u5165\u5728\u4e3a\u7a7a\u7684\u4f4d\u7f6e\u4e0a\uff1b<\/p>\n\n\n\n
    \u4e8c\u53c9\u6392\u5e8f\u6811\u7684\u67e5\u627e\u6027\u80fd\uff1a<\/p>\n\n\n\n
    \u6c42ASL\u548c\u4e8c\u5206\u7684\u67e5\u627e\u6811\u4e00\u6837\uff0c\u82e5\u67e5\u627e\u6210\u529f\uff0c\u5219\u8d70\u4e86\u4e00\u6761\u4ece\u6839\u7ed3\u70b9\u5230\u67d0\u7ed3\u70b9\u7684\u8def\u5f84\uff0c\u82e5\u67e5\u627e\u5931\u8d25\uff0c\u5219\u8d70\u5230\u4e00\u68f5\u7a7a\u7684\u5b50\u6811\u65f6\u4e3a\u6b62\u3002\u56e0\u6b64\uff0c\u6700\u574f\u60c5\u51b5\u4e0b\uff0c\u5176\u5e73\u5747\u67e5\u627e\u957f\u5ea6\u4e0d\u4f1a\u8d85\u8fc7\u6811\u7684\u9ad8\u5ea6\u3002\u9ad8\u5ea6\u8d8a\u9ad8\u5e73\u5747\u67e5\u627e\u957f\u5ea6\u5c31\u8d8a\u5927\u3002<\/p>\n\n\n\n
    \u4e8c\u53c9\u5e73\u8861\u6811\uff1a<\/p>\n\n\n\n
    \u65cb\u8f6c\u95ee\u9898-\u5f85\u66f4\u65b0…<\/p>\n\n\n\n
    \u4e09\u3001\u54c8\u5e0c\u8868<\/p>\n\n\n\n
    1\u3001\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
    \u6563\u5217<\/strong>\uff1a\u4e5f\u79f0\u4e3a\u6742\u51d1\u6216\u54c8\u5e0c\u3002\u5b83\u65e2\u662f\u4e00\u79cd\u67e5\u627e\u65b9\u6cd5\uff0c\u53c8\u662f\u4e00\u79cd\u5b58\u50a8\u65b9\u6cd5\uff0c\u79f0\u4e3a\u6563\u5217\u5b58\u50a8\uff0c\u5176\u5185\u5b58\u5b58\u653e\u5f62\u5f0f<\/strong>\u4e5f\u79f0\u4e3a\u54c8\u5e0c\u8868<\/strong>\u6216\u6563\u5217\u8868<\/strong>\u3002<\/p>\n\n\n\n
    \u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8bbe\u8ba1\u51fa\u7684\u6563\u5217\u51fd\u6570\u5f88\u96be\u662f\u5355\u5c04\u7684\uff0c\u5373\u4e0d\u540c\u7684\u5173\u952e\u5b57\u5bf9\u5e94\u5230\u540c\u4e00\u4e2a\u5b58\u50a8\u4f4d\u7f6e\uff0c\u8fd9\u6837\u5c31\u9020\u6210\u4e86\u51b2\u7a81<\/strong>(\u78b0\u649e)\u3002\u6b64\u65f6\uff0c\u53d1\u751f\u51b2\u7a81\u7684\u5173\u952e\u5b57\u4e92\u4e3a\u540c\u4e49\u8bcd<\/strong><\/p>\n\n\n\n
    2\u3001\u6563\u5217\u51fd\u6570\u7684\u6784\u9020\u65b9\u6cd5<\/p>\n\n\n\n
    \u76f4\u63a5\u5b9a\u5740\u6cd5\u3001\u6570\u5b57\u5206\u6790\u6cd5\u3001\u5e73\u65b9\u53d6\u4e2d\u6cd5\u3001\u6298\u53e0\u6cd5\u3001\u968f\u673a\u6570\u6cd5\u3001\u9664\u7559\u4f59\u6570\u6cd5<\/strong><\/p>\n\n\n\n
    3\u3001\u89e3\u51b3\u51b2\u7a81\u7684\u65b9\u6cd5<\/p>\n\n\n\n
    \uff081\uff09\u5f00\u653e\u5b9a\u5740\u6cd5<\/p>\n\n\n\n
    \u5f00\u653e\u5b9a\u5740\u6cd5\u5c31\u662f\u4ece\u53d1\u751f\u51b2\u7a81\u7684\u90a3\u4e2a\u5355\u5143\u5f00\u59cb\uff0c\u6309\u7167\u4e00\u5b9a\u7684\u6b21\u5e8f\uff0c\u4ece\u54c8\u5e0c\u8868\u4e2d\u627e\u51fa\u4e00\u4e2a\u7a7a\u95f2\u7684\u5b58\u50a8\u5355\u5143\uff0c\u628a\u53d1\u751f\u51b2\u7a81\u7684\u5f85\u63d2\u5165\u5173\u952e\u5b57\u5b58\u50a8\u5230\u8be5\u5355\u5143\u4e2d\uff0c\u4ece\u800c\u89e3\u51b3\u51b2\u7a81\u3002<\/p>\n\n\n\n
    a. \u7ebf\u6027\u63a2\u6d4b<\/p>\n\n\n\n
    \u7ebf\u6027\u63a2\u6d4b\u518d\u6563\u5217\u6cd5\u5145\u5206\u5229\u7528\u4e86\u54c8\u5e0c\u8868\u7684\u7a7a\u95f4\uff0c\u4f46\u5728\u89e3\u51b3\u4e00\u4e2a\u51b2\u7a81\u65f6\uff0c\u53ef\u80fd\u9020\u6210\u65b0\u7684\u51b2\u7a81(\u805a\u96c6)\u3002\u53e6\u5916\uff0c\u4e5f\u4e0d\u80fd\u968f\u4fbf\u5bf9\u7ed3\u70b9\u8fdb\u884c\u5220\u9664\u3002<\/p>\n\n\n\n
    \uff082\uff09\u62c9\u94fe\u6cd5<\/p>\n\n\n\n
    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"
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