{"id":103875,"date":"2026-09-11T13:17:28","date_gmt":"2026-09-11T05:17:28","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/103875.html"},"modified":"2026-09-11T13:17:28","modified_gmt":"2026-09-11T05:17:28","slug":"leetcode-566%ef%bd%9c%e9%87%8d%e5%a1%91%e7%9f%a9%e9%98%b5-reshape-the-matrix","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/103875.html","title":{"rendered":"LeetCode 566\uff5c\u91cd\u5851\u77e9\u9635 Reshape the Matrix"},"content":{"rendered":"

LeetCode 566｜\u91cd\u5851\u77e9\u9635 Reshape the Matrix<\/h2>\n

\u8d39\u66fc\u5b66\u4e60\u6cd5\u6838\u5fc3\u601d\u8def：\u4e0d\u7528\u672f\u8bed，\u7528\u5927\u767d\u8bdd\u8bb2\u6e05\u695a，\u5047\u8bbe\u4f60\u8981\u8bb2\u7ed9\u4e00\u4e2a\u5c0f\u767d\u542c\u61c2；\u5148\u660e\u767d\u95ee\u9898\u672c\u8d28，\u518d\u601d\u8003\u65b9\u6848，\u6700\u540e\u5199\u4ee3\u7801，\u6bcf\u884c\u52a0\u8be6\u7ec6\u6ce8\u91ca<\/p>\n

\u9898\u76ee\u4fe1\u606f<\/h3>\n

\u9898\u53f7：566
\n\u9898\u76ee\u540d\u79f0：\u91cd\u5851\u77e9\u9635 Reshape the Matrix
\n\u96be\u5ea6：\u7b80\u5355
\n\u6807\u7b7e：\u6570\u7ec4\u3001\u77e9\u9635\u3001\u6a21\u62df<\/p>\n

\u9898\u76ee\u53d9\u8ff0<\/h4>\n

\u5728 MATLAB \u91cc\u9762\u6709\u4e2a reshape \u51fd\u6570，\u53ef\u4ee5\u628a\u4e00\u4e2a m \u00d7 n \u7684\u4e8c\u7ef4\u77e9\u9635，\u6539\u6210 r \u00d7 c \u7684\u65b0\u77e9\u9635，\u5143\u7d20\u987a\u5e8f\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n

\u73b0\u5728\u7ed9\u4f60\u4e8c\u7ef4\u77e9\u9635 mat，\u8fd8\u6709\u4e24\u4e2a\u6b63\u6574\u6570 r（\u76ee\u6807\u884c\u6570）\u3001c（\u76ee\u6807\u5217\u6570）\u3002
\n\u89c4\u5219：<\/p>\n

  • \u6309\u884c\u4f18\u5148\u904d\u5386\u987a\u5e8f（\u4ece\u4e0a\u5230\u4e0b，\u6bcf\u884c\u4ece\u5de6\u5411\u53f3）\u53d6\u51fa\u6240\u6709\u5143\u7d20，\u4f9d\u6b21\u586b\u5145\u5230\u65b0\u77e9\u9635；<\/li>\n
  • \u5982\u679c\u539f\u77e9\u9635\u603b\u5143\u7d20\u6570\u91cf m*n \u4e0d\u7b49\u4e8e\u76ee\u6807\u603b\u5143\u7d20\u6570\u91cf r*c，\u65e0\u6cd5\u91cd\u5851，\u76f4\u63a5\u8fd4\u56de\u539f\u77e9\u9635；<\/li>\n
  • \u80fd\u91cd\u5851，\u8fd4\u56de\u65b0 r \u00d7 c \u77e9\u9635\u3002<\/li>\n
    \u793a\u4f8b1<\/h5>\n

    \u8f93\u5165：mat = [[1,2],[3,4]], r = 1, c = 4
    \n\u539f\u77e9\u9635\u662f2\u884c2\u5217，\u603b\u5143\u7d204\u4e2a\u3002\u76ee\u68071\u884c4\u5217，\u603b\u6570\u76f8\u7b49\u3002
    \n\u884c\u904d\u5386\u987a\u5e8f：1, 2, 3, 4
    \n\u8f93\u51fa：[[1,2,3,4]]<\/p>\n

    \u793a\u4f8b2<\/h5>\n

    \u8f93\u5165：mat = [[1,2],[3,4]], r = 2, c = 4
    \n\u539f\u603b\u65704，\u76ee\u6807\u603b\u65708，\u6570\u91cf\u4e0d\u5339\u914d，\u4e0d\u80fd\u91cd\u5851\u3002
    \n\u8f93\u51fa：[[1,2],[3,4]]<\/p>\n

    \u7ea6\u675f<\/h5>\n
      \n
    • m \u548c n \u7684\u8303\u56f4：1 <= m, n <= 100<\/li>\n
    • r,c \u90fd\u662f\u6b63\u6574\u6570<\/li>\n<\/ul>\n
      \n

      \u8d39\u66fc\u8bb2\u89e3：\u7834\u89e3\u601d\u8def（3\u79cd\u89e3\u6cd5，\u4ece\u6700\u7b80\u5355\u5230\u6700\u4f18）<\/h2>\n

      \u8d39\u66fc\u5b66\u4e60\u6cd5：\u628a\u590d\u6742\u95ee\u9898\u62c6\u6210\u666e\u901a\u4eba\u80fd\u542c\u61c2\u7684\u6bd4\u55bb
      \n\u6bd4\u55bb：\u77e9\u9635\u5c31\u50cf\u4e00\u76d2\u6392\u6210\u591a\u884c\u591a\u5217\u7684\u4e52\u4e53\u7403\u3002\u91cd\u5851=\u628a\u6240\u6709\u4e52\u4e53\u7403\u5168\u90e8\u5012\u51fa\u6765\u6392\u6210\u4e00\u6761\u957f\u961f，\u518d\u91cd\u65b0\u88c5\u5230\u65b0\u76d2\u5b50\u91cc\u3002\u53ea\u6709\u4e52\u4e53\u7403\u603b\u6570\u4e00\u6837，\u624d\u80fd\u91cd\u88c5；\u603b\u6570\u4e0d\u4e00\u6837，\u4e0d\u80fd\u91cd\u88c5，\u539f\u6837\u4e0d\u52a8\u3002<\/p>\n

      \u6838\u5fc3\u6570\u5b66\u77e5\u8bc6\u70b9（\u672c\u9898\u7075\u9b42）<\/h3>\n

      \u5bf9\u4e8e\u4e8c\u7ef4\u77e9\u9635，\u884c\u4f18\u5148\u5c55\u5f00\u6210\u4e00\u7ef4\u5e8f\u53f7 k（\u4ece0\u5f00\u59cb）<\/p>\n

        \n
      • \u539f\u77e9\u9635 m\u884cn\u5217：
        \n\u539f\u884c\u53f7：k \/\/ n （\u6574\u6570\u9664\u6cd5，\u5411\u4e0b\u53d6\u6574）
        \n\u539f\u5217\u53f7：k % n （\u53d6\u4f59\u6570）<\/li>\n
      • \u65b0\u77e9\u9635 r\u884cc\u5217：
        \n\u65b0\u884c\u53f7：k \/\/ c
        \n\u65b0\u5217\u53f7：k % c<\/li>\n<\/ul>\n

        \u4e3e\u4f8b\u5b50：\u539f\u77e9\u96352\u884c2\u5217，k=2
        \nk\/\/n = 2\/\/2 =1 \u7b2c1\u884c；k%n=2%2=0 \u7b2c0\u5217 \u2192 mat[1][0]=3 \u2714<\/p>\n

        \u89e3\u6cd51：\u6241\u5e73\u5316\u4e2d\u8f6c\u6cd5（\u6700\u5bb9\u6613\u7406\u89e3，\u63a8\u8350\u65b0\u624b）<\/h3>\n

        \u601d\u8def：<\/p>\n

      • \u5148\u7b97\u539f\u77e9\u9635\u603b\u5143\u7d20，\u5bf9\u6bd4\u76ee\u6807\u603b\u6570；\u4e0d\u7b49\u76f4\u63a5\u8fd4\u56de\u539f\u77e9\u9635\u3002<\/li>\n
      • \u904d\u5386\u539f\u77e9\u9635，\u628a\u6240\u6709\u5143\u7d20\u62ff\u51fa\u6765\u653e\u5230\u4e00\u7ef4\u6241\u5e73\u5217\u8868（\u4e52\u4e53\u7403\u5168\u90e8\u5012\u6210\u957f\u961f）\u3002<\/li>\n
      • \u65b0\u5efa\u7a7ar\u884cc\u5217\u77e9\u9635，\u5faa\u73af\u4f9d\u6b21\u4ece\u4e00\u7ef4\u5217\u8868\u53d6\u5143\u7d20\u586b\u5165\u3002<\/li>\n

        Python\u4ee3\u7801（\u9010\u884c\u6700\u5927\u6ce8\u91ca）<\/h4>\n

        from<\/span> typing import<\/span> List<\/p>\n

        class<\/span> Solution<\/span>:<\/span>
        \n def<\/span> matrixReshape<\/span>(<\/span>self,<\/span> mat:<\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>,<\/span> r:<\/span> int<\/span>,<\/span> c:<\/span> int<\/span>)<\/span> –<\/span>><\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>:<\/span>
        \n # mat：\u8f93\u5165\u4e8c\u7ef4\u77e9\u9635；r\u76ee\u6807\u884c\u6570；c\u76ee\u6807\u5217\u6570；\u8fd4\u56de\u91cd\u5851\u540e\u7684\u4e8c\u7ef4\u77e9\u9635<\/span>
        \n # \u7b2c\u4e00\u6b65：\u83b7\u53d6\u539f\u77e9\u9635\u884c\u6570 m<\/span>
        \n m =<\/span> len<\/span>(<\/span>mat)<\/span>
        \n # \u83b7\u53d6\u539f\u77e9\u9635\u7b2c0\u884c\u7684\u957f\u5ea6，\u4e5f\u5c31\u662f\u539f\u77e9\u9635\u5217\u6570 n<\/span>
        \n n =<\/span> len<\/span>(<\/span>mat[<\/span>0<\/span>]<\/span>)<\/span><\/p>\n

        # \u5224\u65ad\u603b\u5143\u7d20\u6570\u91cf\u662f\u5426\u76f8\u7b49，\u4e0d\u7b49\u76f4\u63a5\u8fd4\u56de\u539f\u77e9\u9635，\u65e0\u6cd5\u91cd\u5851<\/span>
        \n if<\/span> m *<\/span> n !=<\/span> r *<\/span> c:<\/span>
        \n return<\/span> mat<\/p>\n

        # \u521b\u5efa\u4e00\u7ef4\u6241\u5e73\u5217\u8868，\u7528\u6765\u5b58\u653e\u6240\u6709\u5143\u7d20（\u628a\u77e9\u9635\u644a\u5e73\u6210\u4e00\u6761\u7ebf）<\/span>
        \n flat_list =<\/span> [<\/span>]<\/span>
        \n # \u5916\u5c42\u5faa\u73af：\u904d\u5386\u539f\u77e9\u9635\u6bcf\u4e00\u884c<\/span>
        \n for<\/span> row in<\/span> mat:<\/span>
        \n # \u5185\u5c42\u5faa\u73af：\u904d\u5386\u5f53\u524d\u884c\u91cc\u9762\u6bcf\u4e00\u4e2a\u6570\u5b57<\/span>
        \n for<\/span> num in<\/span> row:<\/span>
        \n # \u5c06\u6570\u5b57\u8ffd\u52a0\u5230\u6241\u5e73\u4e00\u7ef4\u5217\u8868\u5c3e\u90e8<\/span>
        \n flat_list.<\/span>append(<\/span>num)<\/span><\/p>\n

        # \u521b\u5efa\u6700\u7ec8\u7ed3\u679c\u4e8c\u7ef4\u5217\u8868<\/span>
        \n result =<\/span> [<\/span>]<\/span>
        \n # \u521d\u59cb\u5316\u4e00\u7ef4\u5217\u8868\u7684\u8bfb\u53d6\u6307\u9488，\u4ece\u7b2c0\u4e2a\u5143\u7d20\u5f00\u59cb\u8bfb\u53d6<\/span>
        \n ptr =<\/span> 0<\/span>
        \n # \u5faa\u73afr\u6b21，\u6bcf\u6b21\u6784\u5efa\u65b0\u77e9\u9635\u7684\u4e00\u884c<\/span>
        \n for<\/span> i in<\/span> range<\/span>(<\/span>r)<\/span>:<\/span>
        \n # \u4e34\u65f6\u5355\u884c\u5217\u8868，\u7528\u6765\u5b58\u653e\u65b0\u77e9\u9635\u5f53\u524d\u884c\u7684c\u4e2a\u5143\u7d20<\/span>
        \n temp_row =<\/span> [<\/span>]<\/span>
        \n # \u5faa\u73afc\u6b21，\u586b\u5145\u5f53\u524d\u884c\u6bcf\u4e00\u5217<\/span>
        \n for<\/span> j in<\/span> range<\/span>(<\/span>c)<\/span>:<\/span>
        \n # \u53d6\u51fa\u6241\u5e73\u5217\u8868ptr\u4f4d\u7f6e\u5143\u7d20，\u653e\u5230\u4e34\u65f6\u884c<\/span>
        \n temp_row.<\/span>append(<\/span>flat_list[<\/span>ptr]<\/span>)<\/span>
        \n # \u6307\u9488\u5411\u540e\u79fb\u52a8\u4e00\u4f4d，\u51c6\u5907\u8bfb\u53d6\u4e0b\u4e00\u4e2a\u5143\u7d20<\/span>
        \n ptr +=<\/span> 1<\/span>
        \n # \u628a\u6784\u5efa\u5b8c\u6210\u7684\u5355\u884c，\u52a0\u5165\u6700\u7ec8\u7ed3\u679c\u77e9\u9635<\/span>
        \n result.<\/span>append(<\/span>temp_row)<\/span><\/p>\n

        # \u8fd4\u56de\u91cd\u5851\u5b8c\u6210\u7684\u77e9\u9635<\/span>
        \n return<\/span> result<\/p>\n

        \u8d39\u66fc\u8bb2\u89e3\u89e3\u6cd51<\/h4>\n

        \u5c31\u50cf\u628a\u76d2\u5b50\u91cc\u6240\u6709\u4e52\u4e53\u7403\u5168\u90e8\u5012\u51fa\u6765\u6392\u6210\u4e00\u961f，\u7136\u540e\u62ff\u65b0\u76d2\u5b50，\u4e00\u884c\u4e00\u884c\u653e\u8fdb\u53bb\u3002
        \n\u4f18\u70b9：\u903b\u8f91\u76f4\u89c2，\u4eba\u8111\u597d\u7406\u89e3；\u7f3a\u70b9：\u591a\u5f00\u4e86\u4e00\u4e2a\u4e00\u7ef4\u6570\u7ec4，\u989d\u5916\u5360\u7528\u5185\u5b58\u3002\u65f6\u95f4\u590d\u6742\u5ea6 O(m*n)，\u8981\u904d\u5386\u5168\u90e8\u5143\u7d20\u3002<\/p>\n

        \u89e3\u6cd52：\u53cc\u5faa\u73af\u904d\u5386+\u5750\u6807\u6307\u9488（\u539f\u5730\u586b\u5145，\u4e0d\u644a\u5e73\u6570\u7ec4）<\/h3>\n

        \u601d\u8def：<\/p>\n

      • \u603b\u6570\u6821\u9a8c，\u603b\u6570\u4e0d\u7b49\u8fd4\u56de\u539f\u77e9\u9635\u3002<\/li>\n
      • \u521b\u5efar\u884cc\u5217，\u5168\u90e8\u586b\u51450\u7684\u65b0\u77e9\u9635\u3002<\/li>\n
      • \u53cc\u5faa\u73af\u904d\u5386\u539f\u77e9\u9635\u6bcf\u4e00\u4e2a\u5143\u7d20，\u7528\u4e00\u4e2a\u5168\u5c40\u6307\u9488 k，\u4e0d\u65ad+1\u3002<\/li>\n
      • \u7528 k\/\/c \u7b97\u51fa\u65b0\u77e9\u9635\u884c，k%c\u7b97\u51fa\u65b0\u77e9\u9635\u5217，\u76f4\u63a5\u8d4b\u503c\u3002<\/li>\n

        from<\/span> typing import<\/span> List<\/p>\n

        class<\/span> Solution<\/span>:<\/span>
        \n def<\/span> matrixReshape<\/span>(<\/span>self,<\/span> mat:<\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>,<\/span> r:<\/span> int<\/span>,<\/span> c:<\/span> int<\/span>)<\/span> –<\/span>><\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>:<\/span>
        \n # \u83b7\u53d6\u539f\u77e9\u9635\u884c\u6570m<\/span>
        \n m =<\/span> len<\/span>(<\/span>mat)<\/span>
        \n # \u83b7\u53d6\u539f\u77e9\u9635\u5217\u6570n<\/span>
        \n n =<\/span> len<\/span>(<\/span>mat[<\/span>0<\/span>]<\/span>)<\/span><\/p>\n

        # \u5143\u7d20\u603b\u6570\u4e0d\u4e00\u81f4，\u65e0\u6cd5\u91cd\u5851，\u8fd4\u56de\u539f\u77e9\u9635<\/span>
        \n if<\/span> m *<\/span> n !=<\/span> r *<\/span> c:<\/span>
        \n return<\/span> mat<\/p>\n

        # \u521b\u5efar\u884cc\u5217\u521d\u59cb\u503c\u51680\u7684\u4e8c\u7ef4\u5217\u8868<\/span>
        \n res =<\/span> [<\/span>[<\/span>0<\/span>]<\/span> *<\/span> c for<\/span> _ in<\/span> range<\/span>(<\/span>r)<\/span>]<\/span>
        \n # k\u662f\u5168\u5c40\u4e00\u7ef4\u5e8f\u53f7\u6307\u9488，\u4ece0\u5f00\u59cb\u8ba1\u6570<\/span>
        \n k =<\/span> 0<\/span><\/p>\n

        # \u5916\u5c42\u5faa\u73af\u904d\u5386\u539f\u77e9\u9635\u6bcf\u4e00\u884c<\/span>
        \n for<\/span> i in<\/span> range<\/span>(<\/span>m)<\/span>:<\/span>
        \n # \u5185\u5c42\u5faa\u73af\u904d\u5386\u539f\u77e9\u9635\u5f53\u524d\u884c\u6bcf\u4e00\u5217<\/span>
        \n for<\/span> j in<\/span> range<\/span>(<\/span>n)<\/span>:<\/span>
        \n # \u8ba1\u7b97\u5f53\u524d\u5143\u7d20\u5728\u65b0\u77e9\u9635\u7684\u884c\u53f7：k\u6574\u9664c<\/span>
        \n new_row =<\/span> k \/\/<\/span> c
        \n # \u8ba1\u7b97\u5f53\u524d\u5143\u7d20\u5728\u65b0\u77e9\u9635\u7684\u5217\u53f7：k\u5bf9c\u53d6\u4f59\u6570<\/span>
        \n new_col =<\/span> k %<\/span> c
        \n # \u5c06\u539f\u77e9\u9635 mat[i][j] \u7684\u503c，\u5199\u5165\u65b0\u77e9\u9635\u5bf9\u5e94\u4f4d\u7f6e<\/span>
        \n res[<\/span>new_row]<\/span>[<\/span>new_col]<\/span> =<\/span> mat[<\/span>i]<\/span>[<\/span>j]<\/span>
        \n # \u5e8f\u53f7+1，\u5904\u7406\u4e0b\u4e00\u4e2a\u5143\u7d20<\/span>
        \n k +=<\/span> 1<\/span><\/p>\n

        return<\/span> res<\/p>\n

        \u8d39\u66fc\u8bb2\u89e3\u89e3\u6cd52：\u4e0d\u5012\u51fa\u4e52\u4e53\u7403，\u4e00\u8fb9\u8bfb\u65e7\u76d2\u5b50，\u4e00\u8fb9\u5f80\u65b0\u76d2\u5b50\u91cc\u9762\u653e，\u53ea\u9700\u8981\u4e00\u4e2a\u8ba1\u6570\u5668\u6807\u8bb0\u8fd9\u662f\u7b2c\u51e0\u4e2a\u7403\u3002\u8282\u7701\u4e86\u4e00\u7ef4\u6570\u7ec4\u7a7a\u95f4\u3002<\/p>\n

        \u89e3\u6cd53：\u6570\u5b66\u7d22\u5f15\u6620\u5c04\u6700\u4f18\u5355\u5faa\u73af（\u63a8\u8350\u9762\u8bd5\u5199）<\/h3>\n

        \u6700\u4f18\u5199\u6cd5：\u53ea\u7528\u4e00\u5c42\u5faa\u73af，\u76f4\u63a5\u7528\u4e00\u7ef4\u5e8f\u53f7k\u540c\u65f6\u6620\u5c04\u539f\u77e9\u9635\u5750\u6807\u3001\u65b0\u77e9\u9635\u5750\u6807，\u4ee3\u7801\u6700\u7b80\u6d01\u3002\u9762\u8bd5\u9996\u9009\u3002<\/p>\n

        from<\/span> typing import<\/span> List<\/p>\n

        class<\/span> Solution<\/span>:<\/span>
        \n def<\/span> matrixReshape<\/span>(<\/span>self,<\/span> mat:<\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>,<\/span> r:<\/span> int<\/span>,<\/span> c:<\/span> int<\/span>)<\/span> –<\/span>><\/span> List[<\/span>List[<\/span>int<\/span>]<\/span>]<\/span>:<\/span>
        \n # m：\u539f\u77e9\u9635\u884c\u6570<\/span>
        \n m =<\/span> len<\/span>(<\/span>mat)<\/span>
        \n # n：\u539f\u77e9\u9635\u5217\u6570<\/span>
        \n n =<\/span> len<\/span>(<\/span>mat[<\/span>0<\/span>]<\/span>)<\/span><\/p>\n

        # \u603b\u6570\u6821\u9a8c，\u6570\u91cf\u4e0d\u4e00\u81f4\u76f4\u63a5\u8fd4\u56de\u539f\u77e9\u9635<\/span>
        \n if<\/span> m *<\/span> n !=<\/span> r *<\/span> c:<\/span>
        \n return<\/span> mat<\/p>\n

        # \u521d\u59cb\u5316r\u884cc\u5217\u51680\u77e9\u9635<\/span>
        \n res =<\/span> [<\/span>[<\/span>0<\/span>]<\/span> *<\/span> c for<\/span> _ in<\/span> range<\/span>(<\/span>r)<\/span>]<\/span><\/p>\n

        # \u4e00\u7ef4\u5e8f\u53f7k\u4ece0\u904d\u5386\u5230\u603b\u5143\u7d20mn-1，\u4e00\u5c42\u5faa\u73af\u641e\u5b9a<\/span>
        \n for<\/span> k in<\/span> range<\/span>(<\/span>m *<\/span> n)<\/span>:<\/span>
        \n # \u539f\u77e9\u9635\u884c：k\u9664\u4ee5\u539f\u5217\u6570n，\u6574\u6570\u9664\u6cd5<\/span>
        \n old_row =<\/span> k \/\/<\/span> n
        \n # \u539f\u77e9\u9635\u5217：k\u5bf9\u539f\u5217\u6570n\u53d6\u6a21<\/span>
        \n old_col =<\/span> k %<\/span> n<\/p>\n

        # \u65b0\u77e9\u9635\u884c：k\u9664\u4ee5\u76ee\u6807\u5217\u6570c，\u6574\u6570\u9664\u6cd5<\/span>
        \n new_row =<\/span> k \/\/<\/span> c
        \n # \u65b0\u77e9\u9635\u5217：k\u5bf9\u76ee\u6807\u5217\u6570c\u53d6\u6a21<\/span>
        \n new_col =<\/span> k %<\/span> c<\/p>\n

        # \u5143\u7d20\u62f7\u8d1d<\/span>
        \n res[<\/span>new_row]<\/span>[<\/span>new_col]<\/span> =<\/span> mat[<\/span>old_row]<\/span>[<\/span>old_col]<\/span><\/p>\n

        return<\/span> res<\/p>\n

        \u8d39\u66fc\u8bb2\u89e3\u89e3\u6cd53：
        \n\u60f3\u8c61\u6240\u6709\u4e52\u4e53\u7403\u7f16\u53f70\u30011\u30012\u30013\u2026\u2026\u3002\u4e0d\u7ba1\u65e7\u76d2\u5b50\u8fd8\u662f\u65b0\u76d2\u5b50，\u540c\u4e00\u4e2a\u7f16\u53f7\u7684\u7403，\u90fd\u53ef\u4ee5\u901a\u8fc7\u300c\u6574\u9664\u884c\u6570\u3001\u53d6\u4f59\u5217\u6570\u300d\u7b97\u51fa\u5b83\u5728\u76d2\u5b50\u91cc\u7684\u4f4d\u7f6e\u3002\u4e0d\u9700\u8981\u4e24\u5c42\u5faa\u73af，\u4e00\u4e2a\u5faa\u73af\u5c31\u80fd\u5b8c\u6210\u6620\u5c04\u3002
        \n\u65f6\u95f4\u590d\u6742\u5ea6 O(mn)，\u7a7a\u95f4 O(r*c)（\u8f93\u51fa\u77e9\u9635\u5fc5\u987b\u5360\u7528，\u4e0d\u7b97\u989d\u5916\u5f00\u9500）\u3002<\/p>\n

        \n

        \u5e94\u7528\u573a\u666f\u4e3e\u4f8b<\/h2>\n
      • \u56fe\u50cf\u5904\u7406：\u56fe\u50cf\u672c\u8d28\u662f\u4e8c\u7ef4\u50cf\u7d20\u77e9\u9635\u3002\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u7ecf\u5e38\u9700\u8981\u628a\u56fe\u7247\u77e9\u9635\u91cd\u5851（reshape），\u6bd4\u5982\u628a 28\u00d728 \u7684\u7070\u5ea6\u56fe\u91cd\u5851\u6210 1\u00d7784 \u7684\u4e00\u7ef4\u5411\u91cf，\u9001\u5165\u795e\u7ecf\u7f51\u7edc\u3002<\/li>\n
      • \u6570\u636e\u5206\u6790：Pandas \/ Numpy \u4e2d reshape，\u8868\u683c\u6570\u636e\u7ef4\u5ea6\u8f6c\u6362\u3002\u6bd4\u5982\u91c7\u96c6\u6570\u636e\u662f\u591a\u884c\u591a\u5217，\u9700\u8981\u6539\u6210\u4e00\u884c\u5411\u91cf\u505a\u7279\u5f81\u8f93\u5165\u3002<\/li>\n
      • \u4f20\u611f\u5668\u6570\u636e：\u8bbe\u5907\u91c7\u96c610\u884c10\u5217\u4f20\u611f\u5668\u6570\u636e，\u9700\u8981\u6539\u62105\u884c20\u5217\u77e9\u9635，\u65b9\u4fbf\u7ed8\u56fe\u5c55\u793a\u3002<\/li>\n
      • \u6e38\u620f\u5f00\u53d1：\u5730\u56fe\u7f51\u683c\u77e9\u9635\u91cd\u5851，\u628a\u5c0f\u5730\u56fe\u4e8c\u7ef4\u7f51\u683c\u91cd\u65b0\u6392\u5e03\u3002<\/li>\n

        \u8fd9\u4e2aLeetCode\u9898\u76ee\u672c\u8d28\u5c31\u662f\u590d\u523b Numpy \/ MATLAB \u7684 reshape \u5e95\u5c42\u903b\u8f91\u3002<\/p>\n

        \u6d4b\u8bd5\u4ee3\u7801（\u76f4\u63a5\u8fd0\u884c\u9a8c\u8bc1）<\/h2>\n

        # \u6d4b\u8bd5\u6837\u4f8b1<\/span>
        \nsol =<\/span> Solution(<\/span>)<\/span>
        \nmat1 =<\/span> [<\/span>[<\/span>1<\/span>,<\/span>2<\/span>]<\/span>,<\/span>[<\/span>3<\/span>,<\/span>4<\/span>]<\/span>]<\/span>
        \nprint<\/span>(<\/span>sol.<\/span>matrixReshape(<\/span>mat1,<\/span> 1<\/span>,<\/span> 4<\/span>)<\/span>)<\/span> # [[1,2,3,4]]<\/span><\/p>\n

        # \u6d4b\u8bd5\u6837\u4f8b2<\/span>
        \nprint<\/span>(<\/span>sol.<\/span>matrixReshape(<\/span>mat1,<\/span>2<\/span>,<\/span>4<\/span>)<\/span>)<\/span> # [[1,2],[3,4]]<\/span><\/p>\n

        \u8d39\u66fc\u81ea\u68c0（\u4f60\u80fd\u4e0d\u80fd\u8bb2\u51fa\u6765？）<\/h2>\n
      • \u4ec0\u4e48\u65f6\u5019\u4e0d\u80fd\u91cd\u5851？\u2705 \u5143\u7d20\u603b\u6570\u4e0d\u4e00\u6837<\/li>\n
      • k\/\/n \u548c k%n \u5206\u522b\u4ee3\u8868\u4ec0\u4e48？\u2705 \u884c\u53f7\u3001\u5217\u53f7<\/li>\n
      • \u4e09\u79cd\u65b9\u6848\u4f18\u7f3a\u70b9？\u2705 \u644a\u5e73\u6cd5\u597d\u61c2；\u53cc\u5faa\u73af\u7701\u7a7a\u95f4；\u5355\u5faa\u73af\u4ee3\u7801\u7b80\u6d01\u9762\u8bd5\u9996\u9009<\/li>\n","protected":false},"excerpt":{"rendered":"

        LeetCode 566｜\u91cd\u5851\u77e9\u9635 Reshape the Matrix\u8d39\u66fc\u5b66\u4e60\u6cd5\u6838\u5fc3\u601d\u8def：\u4e0d\u7528\u672f\u8bed，\u7528\u5927\u767d\u8bdd\u8bb2\u6e05\u695a，\u5047\u8bbe\u4f60\u8981\u8bb2\u7ed9\u4e00\u4e2a\u5c0f\u767d\u542c\u61c2；\u5148\u660e\u767d\u95ee\u9898\u672c\u8d28，\u518d\u601d\u8003\u65b9\u6848，\u6700\u540e\u5199\u4ee3\u7801，\u6bcf\u884c\u52a0\u8be6\u7ec6\u6ce8\u91ca\u9898\u76ee\u4fe1\u606f
        \n\u9898\u53f7：566
        \n\u9898\u76ee\u540d\u79f0：\u91cd\u5851\u77e9\u9635 Reshape the Matrix
        \n\u96be\u5ea6：\u7b80\u5355
        \n\u6807\u7b7e：\u6570\u7ec4\u3001\u77e9\u9635\u3001\u6a21<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2692,1578,427],"topic":[],"class_list":["post-103875","post","type-post","status-publish","format-standard","hentry","category-server","tag-leetcode","tag-1578","tag-427"],"yoast_head":"\nLeetCode 566\uff5c\u91cd\u5851\u77e9\u9635 Reshape the Matrix - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/103875.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LeetCode 566\uff5c\u91cd\u5851\u77e9\u9635 Reshape the Matrix - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"LeetCode 566｜\u91cd\u5851\u77e9\u9635 Reshape the Matrix\u8d39\u66fc\u5b66\u4e60\u6cd5\u6838\u5fc3\u601d\u8def：\u4e0d\u7528\u672f\u8bed，\u7528\u5927\u767d\u8bdd\u8bb2\u6e05\u695a，\u5047\u8bbe\u4f60\u8981\u8bb2\u7ed9\u4e00\u4e2a\u5c0f\u767d\u542c\u61c2；\u5148\u660e\u767d\u95ee\u9898\u672c\u8d28，\u518d\u601d\u8003\u65b9\u6848，\u6700\u540e\u5199\u4ee3\u7801，\u6bcf\u884c\u52a0\u8be6\u7ec6\u6ce8\u91ca\u9898\u76ee\u4fe1\u606f \u9898\u53f7：566 \u9898\u76ee\u540d\u79f0：\u91cd\u5851\u77e9\u9635 Reshape the Matrix \u96be\u5ea6：\u7b80\u5355 \u6807\u7b7e：\u6570\u7ec4\u3001\u77e9\u9635\u3001\u6a21\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/103875.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-11T05:17:28+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/103875.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/103875.html\",\"name\":\"LeetCode 566\uff5c\u91cd\u5851\u77e9\u9635 Reshape the Matrix - 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