“`” \u53c2\u8003\u56de\u7b54\uff1a<\/p>\n
\u5192\u6ce1\u6392\u5e8f<\/p>\n
\u662f\u6700\u7b80\u5355\u7684\u6392\u5e8f\u4e4b\u4e00\u4e86\uff0c\u5176\u5927\u4f53\u601d\u60f3\u5c31\u662f\u901a\u8fc7\u4e0e\u76f8\u90bb\u5143\u7d20\u7684\u6bd4\u8f83\u548c\u4ea4\u6362\u6765\u628a\u5c0f\u7684\u6570\u4ea4\u6362\u5230\u6700\u524d\u9762\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u7c7b\u4f3c\u4e8e\u6c34\u6ce1\u5411\u4e0a\u5347\u4e00\u6837\uff0c\u56e0\u6b64\u800c\u5f97\u540d\u3002\u4e3e\u4e2a\u6817\u5b50\uff0c\u5bf95,3,8,6,4\u8fd9\u4e2a\u65e0\u5e8f\u5e8f\u5217\u8fdb\u884c\u5192\u6ce1\u6392\u5e8f\u3002\u9996\u5148\u4ece\u540e\u5411\u524d\u5192\u6ce1\uff0c4\u548c6\u6bd4\u8f83\uff0c\u628a4\u4ea4\u6362\u5230\u524d\u9762\uff0c\u5e8f\u5217\u53d8\u62105,3,8,4,6\u3002\u540c\u74064\u548c8\u4ea4\u6362\uff0c\u53d8\u62105,3,4,8,6,3\u548c4\u65e0\u9700\u4ea4\u6362\u30025\u548c3\u4ea4\u6362\uff0c\u53d8\u62103,5,4,8,6.\u8fd9\u6837\u4e00\u6b21\u5192\u6ce1\u5c31\u5b8c\u4e86\uff0c\u628a\u6700\u5c0f\u7684\u65703\u6392\u5230\u6700\u524d\u9762\u4e86\u3002\u5bf9\u5269\u4e0b\u7684\u5e8f\u5217\u4f9d\u6b21\u5192\u6ce1\u5c31\u4f1a\u5f97\u5230\u4e00\u4e2a\u6709\u5e8f\u5e8f\u5217\u3002\u5192\u6ce1\u6392\u5e8f\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n^2)\u3002<\/p>\n
\u9009\u62e9\u6392\u5e8f<\/p>\n
\u601d\u60f3\u5176\u5b9e\u548c\u5192\u6ce1\u6392\u5e8f\u6709\u70b9\u7c7b\u4f3c\uff0c\u90fd\u662f\u5728\u4e00\u6b21\u6392\u5e8f\u540e\u628a\u6700\u5c0f\u7684\u5143\u7d20\u653e\u5230\u6700\u524d\u9762\u3002\u4f46\u662f\u8fc7\u7a0b\u4e0d\u540c\uff0c\u5192\u6ce1\u6392\u5e8f\u662f\u901a\u8fc7\u76f8\u90bb\u7684\u6bd4\u8f83\u548c\u4ea4\u6362\u3002\u800c\u9009\u62e9\u6392\u5e8f\u662f\u901a\u8fc7\u5bf9\u6574\u4f53\u7684\u9009\u62e9\u3002\u4e3e\u4e2a\u6817\u5b50\uff0c\u5bf95,3,8,6,4\u8fd9\u4e2a\u65e0\u5e8f\u5e8f\u5217\u8fdb\u884c\u7b80\u5355\u9009\u62e9\u6392\u5e8f\uff0c\u9996\u5148\u8981\u9009\u62e95\u4ee5\u5916\u7684\u6700\u5c0f\u6570\u6765\u548c5\u4ea4\u6362\uff0c\u4e5f\u5c31\u662f\u9009\u62e93\u548c5\u4ea4\u6362\uff0c\u4e00\u6b21\u6392\u5e8f\u540e\u5c31\u53d8\u6210\u4e863,5,8,6,4.\u5bf9\u5269\u4e0b\u7684\u5e8f\u5217\u4e00\u6b21\u8fdb\u884c\u9009\u62e9\u548c\u4ea4\u6362\uff0c\u6700\u7ec8\u5c31\u4f1a\u5f97\u5230\u4e00\u4e2a\u6709\u5e8f\u5e8f\u5217\u3002\u5176\u5b9e\u9009\u62e9\u6392\u5e8f\u53ef\u4ee5\u770b\u6210\u5192\u6ce1\u6392\u5e8f\u7684\u4f18\u5316\uff0c\u56e0\u4e3a\u5176\u76ee\u7684\u76f8\u540c\uff0c\u53ea\u662f\u9009\u62e9\u6392\u5e8f\u53ea\u6709\u5728\u786e\u5b9a\u4e86\u6700\u5c0f\u6570\u7684\u524d\u63d0\u4e0b\u624d\u8fdb\u884c\u4ea4\u6362\uff0c\u5927\u5927\u51cf\u5c11\u4e86\u4ea4\u6362\u7684\u6b21\u6570\u3002\u9009\u62e9\u6392\u5e8f\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n^2)<\/p>\n
\u63d2\u5165\u6392\u5e8f<\/p>\n
\u4e0d\u662f\u901a\u8fc7\u4ea4\u6362\u4f4d\u7f6e\u800c\u662f\u901a\u8fc7\u6bd4\u8f83\u627e\u5230\u5408\u9002\u7684\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\u6765\u8fbe\u5230\u6392\u5e8f\u7684\u76ee\u7684\u7684\u3002\u76f8\u4fe1\u5927\u5bb6\u90fd\u6709\u8fc7\u6253\u6251\u514b\u724c\u7684\u7ecf\u5386\uff0c\u7279\u522b\u662f\u724c\u6570\u8f83\u5927\u7684\u3002\u5728\u5206\u724c\u65f6\u53ef\u80fd\u8981\u6574\u7406\u81ea\u5df1\u7684\u724c\uff0c\u724c\u591a\u7684\u65f6\u5019\u600e\u4e48\u6574\u7406\u5462\uff1f\u5c31\u662f\u62ff\u5230\u4e00\u5f20\u724c\uff0c\u627e\u5230\u4e00\u4e2a\u5408\u9002\u7684\u4f4d\u7f6e\u63d2\u5165\u3002\u8fd9\u4e2a\u539f\u7406\u5176\u5b9e\u548c\u63d2\u5165\u6392\u5e8f\u662f\u4e00\u6837\u7684\u3002\u4e3e\u4e2a\u6817\u5b50\uff0c\u5bf95,3,8,6,4\u8fd9\u4e2a\u65e0\u5e8f\u5e8f\u5217\u8fdb\u884c\u7b80\u5355\u63d2\u5165\u6392\u5e8f\uff0c\u9996\u5148\u5047\u8bbe\u7b2c\u4e00\u4e2a\u6570\u7684\u4f4d\u7f6e\u65f6\u6b63\u786e\u7684\uff0c\u60f3\u4e00\u4e0b\u5728\u62ff\u5230\u7b2c\u4e00\u5f20\u724c\u7684\u65f6\u5019\uff0c\u6ca1\u5fc5\u8981\u6574\u7406\u3002\u7136\u540e3\u8981\u63d2\u52305\u524d\u9762\uff0c\u628a5\u540e\u79fb\u4e00\u4f4d\uff0c\u53d8\u62103,5,8,6,4.\u60f3\u4e00\u4e0b\u6574\u7406\u724c\u7684\u65f6\u5019\u5e94\u8be5\u4e5f\u662f\u8fd9\u6837\u5427\u3002\u7136\u540e8\u4e0d\u7528\u52a8\uff0c6\u63d2\u57288\u524d\u9762\uff0c8\u540e\u79fb\u4e00\u4f4d\uff0c4\u63d2\u57285\u524d\u9762\uff0c\u4ece5\u5f00\u59cb\u90fd\u5411\u540e\u79fb\u4e00\u4f4d\u3002\u6ce8\u610f\u5728\u63d2\u5165\u4e00\u4e2a\u6570\u7684\u65f6\u5019\u8981\u4fdd\u8bc1\u8fd9\u4e2a\u6570\u524d\u9762\u7684\u6570\u5df2\u7ecf\u6709\u5e8f\u3002\u7b80\u5355\u63d2\u5165\u6392\u5e8f\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e5f\u662fO(n^2)\u3002<\/p>\n
\uff08\u6211\u7528\u4e86\u94fe\u8868\uff0c\u522b\u4eba\u7528\u6570\u7ec4\u540e\u79fb\u66f4\u597d\uff09<\/p>\n
\u5feb\u901f\u6392\u5e8f<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u5f53\u4e2d\u5feb\u901f\u6392\u5e8f\u786e\u5b9e\u4e5f\u662f\u8868\u73b0\u6700\u597d\u7684\u6392\u5e8f\u7b97\u6cd5\u3002\u5feb\u901f\u6392\u5e8f\u867d\u7136\u9ad8\u7aef\uff0c\u4f46\u5176\u5b9e\u5176\u601d\u60f3\u662f\u6765\u81ea\u5192\u6ce1\u6392\u5e8f\uff0c\u5192\u6ce1\u6392\u5e8f\u662f\u901a\u8fc7\u76f8\u90bb\u5143\u7d20\u7684\u6bd4\u8f83\u548c\u4ea4\u6362\u628a\u6700\u5c0f\u7684\u5192\u6ce1\u5230\u6700\u9876\u7aef\uff0c\u800c\u5feb\u901f\u6392\u5e8f\u662f\u6bd4\u8f83\u548c\u4ea4\u6362\u5c0f\u6570\u548c\u5927\u6570\uff0c\u8fd9\u6837\u4e00\u6765\u4e0d\u4ec5\u628a\u5c0f\u6570\u5192\u6ce1\u5230\u4e0a\u9762\u540c\u65f6\u4e5f\u628a\u5927\u6570\u6c89\u5230\u4e0b\u9762\u3002<\/p>\n
\u5bf95,3,8,6,4\u8fd9\u4e2a\u65e0\u5e8f\u5e8f\u5217\u8fdb\u884c\u5feb\u901f\u6392\u5e8f\uff0c\u601d\u8def\u662f\u53f3\u6307\u9488\u627e\u6bd4\u57fa\u51c6\u6570\u5c0f\u7684\uff0c\u5de6\u6307\u9488\u627e\u6bd4\u57fa\u51c6\u6570\u5927\u7684\uff0c\u4ea4\u6362\u4e4b\u3002<\/p>\n
5,3,8,6,4 \u75285\u4f5c\u4e3a\u6bd4\u8f83\u7684\u57fa\u51c6\uff0c\u6700\u7ec8\u4f1a\u628a5\u5c0f\u7684\u79fb\u52a8\u52305\u7684\u5de6\u8fb9\uff0c\u6bd45\u5927\u7684\u79fb\u52a8\u52305\u7684\u53f3\u8fb9\u3002<\/p>\n
5,3,8,6,4 \u9996\u5148\u8bbe\u7f6ei,j\u4e24\u4e2a\u6307\u9488\u5206\u522b\u6307\u5411\u4e24\u7aef\uff0cj\u6307\u9488\u5148\u626b\u63cf\uff08\u601d\u8003\u4e00\u4e0b\u4e3a\u4ec0\u4e48\uff1f\uff094\u6bd45\u5c0f\u505c\u6b62\u3002\u7136\u540ei\u626b\u63cf\uff0c8\u6bd45\u5927\u505c\u6b62\u3002\u4ea4\u6362i,j\u4f4d\u7f6e\u3002<\/p>\n
5,3,4,6,8 \u7136\u540ej\u6307\u9488\u518d\u626b\u63cf\uff0c\u8fd9\u65f6j\u626b\u63cf4\u65f6\u4e24\u6307\u9488\u76f8\u9047\u3002\u505c\u6b62\u3002\u7136\u540e\u4ea4\u63624\u548c\u57fa\u51c6\u6570\u3002<\/p>\n
4,3,5,6,8 \u4e00\u6b21\u5212\u5206\u540e\u8fbe\u5230\u4e86\u5de6\u8fb9\u6bd45\u5c0f\uff0c\u53f3\u8fb9\u6bd45\u5927\u7684\u76ee\u7684\u3002\u4e4b\u540e\u5bf9\u5de6\u53f3\u5b50\u5e8f\u5217\u9012\u5f52\u6392\u5e8f\uff0c\u6700\u7ec8\u5f97\u5230\u6709\u5e8f\u5e8f\u5217\u3002<\/p>\n
\u4e0a\u9762\u7559\u4e0b\u6765\u4e86\u4e00\u4e2a\u95ee\u9898\u4e3a\u4ec0\u4e48\u4e00\u5b9a\u8981j\u6307\u9488\u5148\u52a8\u5462\uff1f\u9996\u5148\u8fd9\u4e5f\u4e0d\u662f\u7edd\u5bf9\u7684\uff0c\u8fd9\u53d6\u51b3\u4e8e\u57fa\u51c6\u6570\u7684\u4f4d\u7f6e\uff0c\u56e0\u4e3a\u5728\u6700\u540e\u4e24\u4e2a\u6307\u9488\u76f8\u9047\u7684\u65f6\u5019\uff0c\u8981\u4ea4\u6362\u57fa\u51c6\u6570\u5230\u76f8\u9047\u7684\u4f4d\u7f6e\u3002\u4e00\u822c\u9009\u53d6\u7b2c\u4e00\u4e2a\u6570\u4f5c\u4e3a\u57fa\u51c6\u6570\uff0c\u90a3\u4e48\u5c31\u662f\u5728\u5de6\u8fb9\uff0c\u6240\u4ee5\u6700\u540e\u76f8\u9047\u7684\u6570\u8981\u548c\u57fa\u51c6\u6570\u4ea4\u6362\uff0c\u90a3\u4e48\u76f8\u9047\u7684\u6570\u4e00\u5b9a\u8981\u6bd4\u57fa\u51c6\u6570\u5c0f\u3002\u6240\u4ee5j\u6307\u9488\u5148\u79fb\u52a8\u624d\u80fd\u5148\u627e\u5230\u6bd4\u57fa\u51c6\u6570\u5c0f\u7684\u6570\u3002\u5feb\u901f\u6392\u5e8f\u662f\u4e0d\u7a33\u5b9a\u7684\uff0c\u5176\u65f6\u95f4\u5e73\u5747\u65f6\u95f4\u590d\u6742\u5ea6\u662fO(nlgn)\u3002<\/p>\n
\u5806\u6392\u5e8f<\/p>\n
\u501f\u52a9\u5806\u6765\u5b9e\u73b0\u7684\u9009\u62e9\u6392\u5e8f\uff0c\u601d\u60f3\u540c\u7b80\u5355\u7684\u9009\u62e9\u6392\u5e8f\uff0c\u4ee5\u4e0b\u4ee5\u5927\u9876\u5806\u4e3a\u4f8b\u3002\u6ce8\u610f\uff1a\u5982\u679c\u60f3\u5347\u5e8f\u6392\u5e8f\u5c31\u4f7f\u7528\u5927\u9876\u5806\uff0c\u53cd\u4e4b\u4f7f\u7528\u5c0f\u9876\u5806\u3002\u539f\u56e0\u662f\u5806\u9876\u5143\u7d20\u9700\u8981\u4ea4\u6362\u5230\u5e8f\u5217\u5c3e\u90e8\u3002\u5b9e\u73b0\u5806\u6392\u5e8f\u9700\u8981\u89e3\u51b3\u4e24\u4e2a\u95ee\u9898\uff1a<\/p>\n
<ol start="""">
\n<li>\u5982\u4f55\u7531\u4e00\u4e2a\u65e0\u5e8f\u5e8f\u5217\u5efa\u6210\u4e00\u4e2a\u5806\uff1f<\/li>
\n<li>\u5982\u4f55\u5728\u8f93\u51fa\u5806\u9876\u5143\u7d20\u4e4b\u540e\uff0c\u8c03\u6574\u5269\u4f59\u5143\u7d20\u6210\u4e3a\u4e00\u4e2a\u65b0\u7684\u5806\uff1f<\/li>
\n<\/ol><\/p>\n
\u5806\uff08\u4e8c\u53c9\u5806\uff09\u53ef\u4ee5\u89c6\u4e3a\u4e00\u68f5\u5b8c\u5168\u7684\u4e8c\u53c9\u6811\uff0c\u5b8c\u5168\u4e8c\u53c9\u6811\u7684\u4e00\u4e2a\u201c\u4f18\u79c0\u201d\u7684\u6027\u8d28\u662f\uff0c\u9664\u4e86\u6700\u5e95\u5c42\u4e4b\u5916\uff0c\u6bcf\u4e00\u5c42\u90fd\u662f\u6ee1\u7684\uff0c\u8fd9\u4f7f\u5f97\u5806\u53ef\u4ee5\u5229\u7528\u6570\u7ec4\u6765\u8868\u793a\uff08\u666e\u901a\u7684\u4e00\u822c\u7684\u4e8c\u53c9\u6811\u901a\u5e38\u7528\u94fe\u8868\u4f5c\u4e3a\u57fa\u672c\u5bb9\u5668\u8868\u793a\uff09\uff0c\u6bcf\u4e00\u4e2a\u7ed3\u70b9\u5bf9\u5e94\u6570\u7ec4\u4e2d\u7684\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540091553_FA6FB17F80EE8C1A520FE4BDE562DAD1""><\/p>\n
\u5bf9\u4e8e\u7ed9\u5b9a\u7684\u67d0\u4e2a\u7ed3\u70b9\u7684\u4e0b\u6807i\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u7684\u8ba1\u7b97\u51fa\u8fd9\u4e2a\u7ed3\u70b9\u7684\u7236\u7ed3\u70b9\u3001\u5b69\u5b50\u7ed3\u70b9\u7684\u4e0b\u6807\uff1a<\/p>\n
Parent(i) = floor(i\/2)\uff0ci \u7684\u7236\u8282\u70b9\u4e0b\u6807<\/p>\n
Left(i) = 2i\uff0ci \u7684\u5de6\u5b50\u8282\u70b9\u4e0b\u6807<\/p>\n
Right(i) = 2i + 1\uff0ci \u7684\u53f3\u5b50\u8282\u70b9\u4e0b\u6807<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540115916_4A423481BE5EAE3AE42374AD2CCAEA9B""><\/p>\n
\u5806\u6392\u5e8f\uff08Heap-Sort\uff09\u662f\u5806\u6392\u5e8f\u7684\u63a5\u53e3\u7b97\u6cd5\uff0cHeap-Sort\u5148\u8c03\u7528Build-Max-Heap\u5c06\u6570\u7ec4\u6539\u9020\u4e3a\u6700\u5927\u5806\uff0c\u7136\u540e\u5c06\u5806\u9876\u548c\u5806\u5e95\u5143\u7d20\u4ea4\u6362\uff0c\u4e4b\u540e\u5c06\u5e95\u90e8\u4e0a\u5347\uff0c\u6700\u540e\u91cd\u65b0\u8c03\u7528Max-Heapify\u4fdd\u6301\u6700\u5927\u5806\u6027\u8d28\u3002<\/p>\n
\u5e0c\u5c14\u6392\u5e8f<\/p>\n
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<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540143972_311F5F5708E4833C4A9B8AD45D1EE2AE""><\/p>\n
\u5e0c\u5c14\u6392\u5e8f\u7684\u7279\u70b9\u662f\uff0c\u5b50\u5e8f\u5217\u7684\u6784\u6210\u4e0d\u662f\u7b80\u5355\u7684\u9010\u6bb5\u5206\u5272\uff0c\u800c\u662f\u5c06\u67d0\u4e2a\u76f8\u9694\u67d0\u4e2a\u589e\u91cf\u7684\u8bb0\u5f55\u7ec4\u6210\u4e00\u4e2a\u5b50\u5e8f\u5217\u3002\u5982\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u7b2c\u4e00\u5802\u6392\u5e8f\u65f6\u7684\u589e\u91cf\u4e3a5\uff0c\u7b2c\u4e8c\u8d9f\u6392\u5e8f\u7684\u589e\u91cf\u4e3a3\u3002<\/p>\n
\u5f52\u5e76\u6392\u5e8f<\/p>\n
\u4f7f\u7528\u4e86\u9012\u5f52\u5206\u6cbb\u7684\u601d\u60f3\uff0c\u5148\u9012\u5f52\u5212\u5206\u5b50\u95ee\u9898\uff0c\u7136\u540e\u5408\u5e76\u7ed3\u679c\u3002\u628a\u5f85\u6392\u5e8f\u5217\u770b\u6210\u7531\u4e24\u4e2a\u6709\u5e8f\u7684\u5b50\u5e8f\u5217\uff0c\u7136\u540e\u5408\u5e76\u4e24\u4e2a\u5b50\u5e8f\u5217\uff0c\u7136\u540e\u628a\u5b50\u5e8f\u5217\u770b\u6210\u7531\u4e24\u4e2a\u6709\u5e8f\u5e8f\u5217\u3002\u3002\u3002\u3002\u3002\u5012\u7740\u6765\u770b\uff0c\u5176\u5b9e\u5c31\u662f\u5148\u4e24\u4e24\u5408\u5e76\uff0c\u7136\u540e\u56db\u56db\u5408\u5e76\u3002\u3002\u3002\u6700\u7ec8\u5f62\u6210\u6709\u5e8f\u5e8f\u5217\u3002\u7a7a\u95f4\u590d\u6742\u5ea6\u4e3aO(n)\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(nlogn)\u3002<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540168519_1C5974D96D47B63F000AB67600D30787""><\/p>\n
\u8ba1\u6570\u6392\u5e8f<\/p>\n
\u5982\u679c\u5728\u9762\u8bd5\u4e2d\u6709\u9762\u8bd5\u5b98\u8981\u6c42\u4f60\u5199\u4e00\u4e2aO(n)\u65f6\u95f4\u590d\u6742\u5ea6\u7684\u6392\u5e8f\u7b97\u6cd5\uff0c\u4f60\u5343\u4e07\u4e0d\u8981\u7acb\u523b\u8bf4\uff1a\u8fd9\u4e0d\u53ef\u80fd\uff01\u867d\u7136\u524d\u9762\u57fa\u4e8e\u6bd4\u8f83\u7684\u6392\u5e8f\u7684\u4e0b\u9650\u662fO(nlogn)\u3002\u4f46\u662f\u786e\u5b9e\u4e5f\u6709\u7ebf\u6027\u65f6\u95f4\u590d\u6742\u5ea6\u7684\u6392\u5e8f\uff0c\u53ea\u4e0d\u8fc7\u6709\u524d\u63d0\u6761\u4ef6\uff0c\u5c31\u662f\u5f85\u6392\u5e8f\u7684\u6570\u8981\u6ee1\u8db3\u4e00\u5b9a\u7684\u8303\u56f4\u7684\u6574\u6570\uff0c\u800c\u4e14\u8ba1\u6570\u6392\u5e8f\u9700\u8981\u6bd4\u8f83\u591a\u7684\u8f85\u52a9\u7a7a\u95f4\u3002\u5176\u57fa\u672c\u601d\u60f3\u662f\uff0c\u7528\u5f85\u6392\u5e8f\u7684\u6570\u4f5c\u4e3a\u8ba1\u6570\u6570\u7ec4\u7684\u4e0b\u6807\uff0c\u7edf\u8ba1\u6bcf\u4e2a\u6570\u5b57\u7684\u4e2a\u6570\u3002\u7136\u540e\u4f9d\u6b21\u8f93\u51fa\u5373\u53ef\u5f97\u5230\u6709\u5e8f\u5e8f\u5217\u3002<\/p>\n
\uff08java\u4e2d\u6709\u6574\u578b\u7684\u6700\u5927\u6700\u5c0f\u503c\u53ef\u4ee5\u76f4\u63a5\u7528\uff09<\/p>\n
int MAX = Integer.MAX_VALUE;<\/p>\n
int MIN = Integer.MIN_VALUE;<\/p>\n
\u6876\u6392\u5e8f<\/p>\n
\u5047\u8bbe\u6709\u4e00\u7ec4\u957f\u5ea6\u4e3aN\u7684\u5f85\u6392\u5173\u952e\u5b57\u5e8f\u5217K[1….n]\u3002\u9996\u5148\u5c06\u8fd9\u4e2a\u5e8f\u5217\u5212\u5206\u6210M\u4e2a\u7684\u5b50\u533a\u95f4(\u6876) \u3002\u7136\u540e\u57fa\u4e8e\u67d0\u79cd\u6620\u5c04\u51fd\u6570 \uff0c\u5c06\u5f85\u6392\u5e8f\u5217\u7684\u5173\u952e\u5b57k\u6620\u5c04\u5230\u7b2ci\u4e2a\u6876\u4e2d(\u5373\u6876\u6570\u7ec4B\u7684\u4e0b\u6807 i) \uff0c\u90a3\u4e48\u8be5\u5173\u952e\u5b57k\u5c31\u4f5c\u4e3aB[i]\u4e2d\u7684\u5143\u7d20(\u6bcf\u4e2a\u6876B[i]\u90fd\u662f\u4e00\u7ec4\u5927\u5c0f\u4e3aN\/M\u7684\u5e8f\u5217)\u3002\u63a5\u7740\u5bf9\u6bcf\u4e2a\u6876B[i]\u4e2d\u7684\u6240\u6709\u5143\u7d20\u8fdb\u884c\u6bd4\u8f83\u6392\u5e8f(\u53ef\u4ee5\u4f7f\u7528\u5feb\u6392)\u3002\u7136\u540e\u4f9d\u6b21\u679a\u4e3e\u8f93\u51faB[0]\u2026.B[M]\u4e2d\u7684\u5168\u90e8\u5185\u5bb9\u5373\u662f\u4e00\u4e2a\u6709\u5e8f\u5e8f\u5217\u3002<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540200793_6DCE59B9EE891C058C40716568CEAC36""><\/p>\n
\u57fa\u6570\u6392\u5e8f<\/p>\n
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<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190314\/311436_1552540227049_F5C17C394B28E764E20B415A46606E02""><\/p>\n
\u4e8c\u5206\u6cd5\u63d2\u5165\u6392\u5e8f<\/p>\n
\u4e8c\u5206\u6cd5\u63d2\u5165\u6392\u5e8f\u662f\u5728\u63d2\u5165\u7b2ci\u4e2a\u5143\u7d20\u65f6\uff0c\u5bf9\u524d\u9762\u76840\uff5ei-1\u5143\u7d20\u8fdb\u884c\u6298\u534a\uff0c\u5148\u8ddf\u4ed6\u4eec\u4e2d\u95f4\u7684\u90a3\u4e2a\u5143\u7d20\u6bd4\uff0c\u5982\u679c\u5c0f\uff0c\u5219\u5bf9\u524d\u534a\u518d\u8fdb\u884c\u6298\u534a\uff0c\u5426\u5219\u5bf9\u540e\u534a\u8fdb\u884c\u6298\u534a\uff0c\u76f4\u5230left<right\uff0c\u7136\u540e\u518d\u628a\u7b2ci\u4e2a\u5143\u7d20\u524d1\u4f4d\u4e0e\u76ee\u6807\u4f4d\u7f6e\u4e4b\u95f4\u7684\u6240\u6709\u5143\u7d20\u540e\u79fb\uff0c\u518d\u628a\u7b2ci\u4e2a\u5143\u7d20\u653e\u5728\u76ee\u6807\u4f4d\u7f6e\u4e0a\u3002<\/p><\/p>\n
\u4e8c\u5206\u63d2\u5165\u6392\u5e8f\u662f\u7a33\u5b9a\u7684\u4e0e\u4e8c\u5206\u67e5\u627e\u7684\u590d\u6742\u5ea6\u76f8\u540c\uff1b<\/p>\n
\u6700\u597d\u7684\u60c5\u51b5\u662f\u5f53\u63d2\u5165\u7684\u4f4d\u7f6e\u521a\u597d\u662f\u4e8c\u5206\u4f4d\u7f6e\u6240\u7528\u65f6\u95f4\u4e3aO(log\u2082n);<\/p>\n
\u6700\u574f\u7684\u60c5\u51b5\u662f\u5f53\u63d2\u5165\u7684\u4f4d\u7f6e\u4e0d\u5728\u4e8c\u5206\u4f4d\u7f6e\u6240\u9700\u6bd4\u8f83\u6b21\u6570\u4e3aO(n)\uff0c\u65e0\u9650\u903c\u8fd1\u7ebf\u6027\u67e5\u627e\u7684\u590d\u6742\u5ea6\u3002<\/p>\n
\u00a0<\/p>\n
<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
“`” \u53c2\u8003\u56de\u7b54\uff1a \u5192\u6ce1\u6392\u5e8f \u662f\u6700\u7b80\u5355\u7684\u6392\u5e8f\u4e4b\u4e00\u4e86\uff0c\u5176\u5927\u4f53\u601d\u60f3\u5c31\u662f\u901a\u8fc7\u4e0e\u76f8\u90bb\u5143\u7d20\u7684\u6bd4\u8f83 […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-38394","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=38394"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38394\/revisions"}],"predecessor-version":[{"id":38395,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/38394\/revisions\/38395"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=38394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=38394"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=38394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}