{"id":205398,"date":"2025-05-29T17:00:16","date_gmt":"2025-05-29T09:00:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205398\/"},"modified":"2025-05-29T17:00:16","modified_gmt":"2025-05-29T09:00:16","slug":"%e5%88%9d%e7%ba%a7%e7%ae%97%e6%b3%95%e9%a2%98%ef%bc%9a%e9%aa%8c%e8%af%81%e6%95%b0%e7%8b%ac%ef%bc%8c%e5%af%b9%e8%a7%92%e7%ba%bf%e6%a3%80%e6%9f%a5%e9%80%bb%e8%be%91%e9%94%99%e8%af%af%ef%bc%8c%e5%a6%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205398\/","title":{"rendered":"\u521d\u7ea7\u7b97\u6cd5\u9898\uff1a\u9a8c\u8bc1\u6570\u72ec\uff0c\u5bf9\u89d2\u7ebf\u68c0\u67e5\u903b\u8f91\u9519\u8bef\uff0c\u5982\u4f55\u4fee\u6b63\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u521d\u7ea7\u7b97\u6cd5\u9898\uff1a\u9a8c\u8bc1\u6570\u72ec\uff0c\u5bf9\u89d2\u7ebf\u68c0\u67e5\u903b\u8f91\u9519\u8bef\uff0c\u5982\u4f55\u4fee\u6b63\uff1f<\/h1>\n<p>\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u521d\u7ea7\u7b97\u6cd5\u9898\uff1a\u9a8c\u8bc1\u6570\u72ec\uff0c\u5bf9\u89d2\u7ebf\u68c0\u67e5\u903b\u8f91\u9519\u8bef\uff0c\u5982\u4f55\u4fee\u6b63\uff1f\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241130\/1732970729674b08e960b53.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u521d\u7ea7\u7b97\u6cd5\u9898\u9047\u5230\u7684\u95ee\u9898\uff0c\u6c42\u5927\u4f6c\u5e2e\u5fd9\u770b\u4e00\u4e0b\u54ea\u91cc\u51fa\u95ee\u9898\u4e86<\/strong><\/p>\n<p>\u95ee\u9898\uff1a<\/p>\n<pre>class solution(object):\n    def verify_line(self, board, x, y):\n        for i in range(9):\n            if board[i][y] == board[x][y] and i != x:\n                return false\n            if board[x][i] == board[x][y] and i != y:\n                return false\n        if x == y or x + y == 8:\n            for k in range(9):\n                if board[k][k] == board[x][y] and k != x:\n                    return false\n                if board[k][8 - k] == board[x][y] and k != x:\n                    return false\n        return true\n\n    def verify_sudoku(self, board, x, y):\n        for p in range(3):\n            for q in range(3):\n                if board[x][y] == board[x + p - x % 3][y + q - y % 3]:\n                    if p - x % 3 != 0 or q - y % 3 != 0:\n                        return false\n        return true\n\n    def isvalidsudoku(self, board):\n        \"\"\"\n        :type board: list[list[str]]\n        :rtype: bool\n        \"\"\"\n        for u in range(9):\n            for o in range(9):\n                if board[u][o] != \".\":\n                    if not (self.verify_line(board, u, o) and self.verify_sudoku(board, u, o)):\n                        return false\n        return true<\/pre>\n<p>\u539f\u56e0\uff1a<\/p>\n<p>\u5728 verify_line \u51fd\u6570\u4e2d\uff0c\u5bf9\u4e8e\u5bf9\u89d2\u7ebf\u68c0\u67e5\u90e8\u5206\uff08\u5373 if x == y or x + y == 8 \u5757\uff09\uff0c\u5b58\u5728\u903b\u8f91\u9519\u8bef\u3002<\/p>\n<p>\u5177\u4f53\u5730\uff0c\u5bf9\u89d2\u7ebf\u68c0\u67e5\u5e94\u8be5\u662f\uff1a<\/p>\n<ol>\n<li>\u5982\u679c x \u4e3a\u5bf9\u89d2\u7ebf\u4e0a\u7684\u5143\u7d20\uff0c\u5219\u6bd4\u8f83 board[x][x] \u548c board[x][8 &#8211; x];<\/li>\n<li>\u5426\u5219\uff0c\u6bd4\u8f83 board[x][y] \u548c board[8 &#8211; x][y];<\/li>\n<\/ol>\n<p>\u800c\u539f\u59cb\u4ee3\u7801\u4e2d\u8bef\u5c06 board[k][k] \u548c board[k][8 &#8211; k] \u4e0e board[x][y] \u8fdb\u884c\u4e86\u6bd4\u8f83\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u9519\u8bef\u7684\u5224\u65ad\u3002<\/p>\n<p><strong>\u6b63\u786e\u4ee3\u7801\uff1a<\/strong><\/p>\n<pre>class Solution(object):\n    def verify_line(self, board, x, y):\n        for i in range(9):\n            if board[i][y] == board[x][y] and i != x:\n                return False\n            if board[x][i] == board[x][y] and i != y:\n                return False\n        if x == y or x + y == 8:\n            for k in range(9):\n                if board[k][k] == board[x][y] and k != x:\n                    return False\n                if board[8 - k][k] == board[x][y] and k != x:\n                    return False # \u6bd4\u8f83board[x][y]\u548cboard[8 - x][y]\n        return True\n\n    def verify_sudoku(self, board, x, y):\n        for p in range(3):\n            for q in range(3):\n                if board[x][y] == board[x + p - x % 3][y + q - y % 3]:\n                    if p - x % 3 != 0 or q - y % 3 != 0:\n                        return False\n        return True\n\n    def isValidSudoku(self, board):\n        \"\"\"\n        :type board: List[List[str]]\n        :rtype: bool\n        \"\"\"\n        for u in range(9):\n            for o in range(9):\n                if board[u][o] != \".\":\n                    if not (self.verify_line(board, u, o) and self.verify_sudoku(board, u, o)):\n                        return False\n        return True<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u521d\u7ea7\u7b97\u6cd5\u9898\uff1a\u9a8c\u8bc1\u6570\u72ec\uff0c\u5bf9\u89d2\u7ebf\u68c0\u67e5&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205398","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205398"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205398\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205398"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}