{"id":192279,"date":"2020-11-06T03:14:47","date_gmt":"2020-11-05T19:14:47","guid":{"rendered":"http:\/\/4563.org\/?p=192279"},"modified":"2020-11-15T18:19:40","modified_gmt":"2020-11-15T10:19:40","slug":"%e8%b0%81%e8%83%bd%e7%bb%99%e4%bb%94%e7%bb%86%e8%ae%b2%e8%ae%b2%e8%bf%99%e4%b8%aa%e9%80%92%e5%bd%92%e8%af%a5%e5%92%8b%e7%90%86%e8%a7%a3%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=192279","title":{"rendered":"\u8c01\u80fd\u7ed9\u4ed4\u7ec6\u8bb2\u8bb2\u8fd9\u4e2a\u9012\u5f52\u8be5\u548b\u7406\u89e3\u5417\uff1f"},"content":{"rendered":"
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\u8c01\u80fd\u7ed9\u4ed4\u7ec6\u8bb2\u8bb2\u8fd9\u4e2a\u9012\u5f52\u8be5\u548b\u7406\u89e3\u5417\uff1f <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/i> 2<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\"\u8c01\u80fd\u7ed9\u4ed4\u7ec6\u8bb2\u8bb2\u8fd9\u4e2a\u9012\u5f52\u8be5\u548b\u7406\u89e3\u5417\uff1f\" \u6211\u662f\u6253\u5f00\u8c03\u8bd5\u90fd\u60f3\u4e0d\u901a\u5230\u5e95\u662f\u600e\u4e48\u5b9e\u73b0\u904d\u5386\u6240\u6709\u7ec4\u5408\u7684\uff0c\u8111\u58f3\u75bc\u3002<\/p>\n<\/p><\/div>\n

<\/p>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (22<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/imgur.com\/cao8ZKd
    \u8865\u4e2a\u56fe\u7247\u94fe\u63a5\uff0c\u5b9e\u5728\u4e0d\u4f1a\u63d2\u56fe <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : JasonLaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u8bf4\u7684\u5e94\u8be5\u662f https:\/\/leetcode.com\/problems\/generate-parentheses\/description\/ \u5427\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : cherbim <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5efa\u8bae\u4f60\u628a\u95ee\u9898\u8865\u5145\u5b8c\u5168\uff0c\u4f60\u8fd9\u4ee3\u7801\u6ca1\u6709\u4e0a\u4e0b\u6587\uff0c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : JasonLaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u6211\u6ca1\u7406\u89e3\u9519\u7684\u8bdd\uff0c\u5c31\u662f\u901a\u8fc7\u9012\u5f52\u4ea7\u751f\u6240\u6709\u53ef\u80fd\uff0c\u7136\u540e\u6700\u540e\u68c0\u67e5\u662f\u5426\u6709\u6548\uff0c\u5176\u5b9e\u5c31\u662f brute force \u3002\u4f46\u662f\u6211\u4e0d\u592a\u7406\u89e3 A.pop()\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : secondwtq <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    backtracking \u4e86\u89e3\u4e0b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : freakxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u56de\u6eaf\u6cd5<\/p>\n

    \u4f60\u53ef\u4ee5\u7406\u89e3\uff0c\u4e0d\u8fc7\u4f60\u4ee3\u7801\u5c11\u4e86\u4e00\u884c\u7a7a\u683c\u884c\uff0c\u4e0d\u7136\u4ee3\u7801\u5c31\u5f88\u597d\u7406\u89e3<\/p>\n

    for sign in [“(“, “)”]
    \u5c31\u662f\u505a\u4e86\u8fd9\u4e48\u4e2a\u64cd\u4f5c
    \u5148\u62fc\u63a5\u4e0a\u53bb\uff0c\u7136\u540e\u68c0\u9a8c\uff0c\u4e0d\u884c\u5c31\u53bb\u6389\uff0c\u6362\u53e6\u4e00\u4e2a\u4e0a\u53bb\u8bd5 <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : freakxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    google<\/p>\n

    \u56de\u6eaf\u6cd5\u662f\u4e00\u79cd\u9009\u4f18\u641c\u7d22\u6cd5\uff0c\u6309\u9009\u4f18\u6761\u4ef6\u5411\u524d\u641c\u7d22\uff0c\u4ee5\u8fbe\u5230\u76ee\u6807\u3002 \u4f46\u5f53\u63a2\u7d22\u5230\u67d0\u4e00\u6b65\u65f6\uff0c\u53d1\u73b0\u539f\u5148\u9009\u62e9\u5e76\u4e0d\u4f18\u6216\u8fbe\u4e0d\u5230\u76ee\u6807\uff0c\u5c31\u9000\u56de\u4e00\u6b65\u91cd\u65b0\u9009\u62e9\uff0c\u8fd9\u79cd\u8d70\u4e0d\u901a\u5c31\u9000\u56de\u518d\u8d70\u7684\u6280\u672f\u4e3a\u56de\u6eaf\u6cd5\uff0c\u800c\u6ee1\u8db3\u56de\u6eaf\u6761\u4ef6\u7684\u67d0\u4e2a\u72b6\u6001\u7684\u70b9\u79f0\u4e3a\u201c\u56de\u6eaf\u70b9\u201d\u3002 \u8bb8\u591a\u590d\u6742\u7684\uff0c\u89c4\u6a21\u8f83\u5927\u7684\u95ee\u9898\u90fd\u53ef\u4ee5\u4f7f\u7528\u56de\u6eaf\u6cd5\uff0c\u6709\u201c\u901a\u7528\u89e3\u9898\u65b9\u6cd5\u201d\u7684\u7f8e\u79f0\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lithbitren <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e3a\u5565 v2 \u603b\u662f\u559c\u6b22\u7528\u5883\u5916\u56fe\u5e8a\u8d34\u56fe\u554a\uff0c\u7ecf\u5e38\u770b\u4e0d\u5230\u56fe\uff0c\u4e0d\u8fc7\u5982\u679c\u8bf4\u7684\u662f\u56de\u6eaf\u7b97\u6cd5\u7684\u5176\u5b9e\u53ef\u4ee5\u6309\u7167\u9012\u5f52\u51fd\u6570\u53c2\u6570\u8d70\u4e00\u904d\u753b\u4e00\u9897\u6811\u51fa\u6765\u5c31\u77e5\u9053\u662f\u600e\u4e48\u904d\u5386\u7684\u4e86\u3002\u987a\u4fbf\uff0cleetcode22 \u548c\u9762\u8bd5\u91d1\u5178 08.09 \u7684\u6700\u77ed\u7684 python \u9898\u89e3\u662f\u6211\u5199\u7684\uff0c\u4e0d\u8fc7\u90a3\u79cd\u5199\u6cd5\u4ec5\u9002\u5408 py\/js \u8fd9\u79cd\u5168\u5806\u89e3\u91ca\u578b\u8bed\u8a00\uff0c\u5176\u4ed6\u9759\u6001\u8bed\u8a00\u8fd8\u662f\u8001\u8001\u5b9e\u5b9e push\/pop \u6bd4\u8f83\u5feb\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : QingchuanZhang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5b66\u4e00\u4e0b dfs \u5c31\u597d\u4e86\uff0c\u5165\u6808 push\uff0c\u51fa\u6808 pop <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @JasonLaw #2 \u662f\u7684\uff0c\u54c8\u54c8\uff0c\u88ab\u53d1\u73b0\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lithbitren #8 \u662f\u7684\u6211\u73b0\u5728\u7684\u95ee\u9898\u5728\u4e8e\u4e0d\u77e5\u9053\u662f\u600e\u4e48\u56de\u6eaf\u7684\uff0c\u6211\u518d\u5f00\u8c03\u8bd5\u8bd5\u8bd5\uff0c\u4e3b\u8981\u89c9\u5f97\u8fd9\u4e2a\u5199\u6cd5\u8ddf\u6211\u7684\u60f3\u6cd5\u5f88\u5951\u5408\uff0c\u4f46\u662f\u6211\u6ca1\u5199\u51fa\u6765 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : JasonLaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @gdw1986 #11 \u4f60\u8fd9\u4e2a\u4e0d\u662f backtracking \u5427\uff0c\u6bd4\u5982 n \u662f 1\uff0c\u4f60\u8fd9\u4e2a\u7b97\u6cd5\u4e0d\u662f\u4f1a\u4ea7\u751f[((, (), )(, ))]\u56db\u79cd\u53ef\u80fd\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @JasonLaw #12 \u4e0d\u4f1a\uff0c\u6709\u6761\u4ef6\u7684\uff0c\u5224\u65ad\u4e86\u957f\u5ea6\u624d append <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @JasonLaw #12 \u800c\u4e14\u8f93\u5165\u7684\u662f n\uff0c\u4e0d\u597d\u610f\u601d\u6211\u6ca1\u8d34\u5168 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : JasonLaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @gdw1986 #11 \u4f60\u53ef\u4ee5\u770b\u4e00\u4e0b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : lyyhello <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u5199\u4e24\u4e2a\u4e00\u6a21\u4e00\u6837\u7684\u65b9\u6cd5\u4f53\u3002\u53ea\u662f\u65b9\u6cd5\u540d\u4e0d\u4e00\u6837\u3002\u76f8\u4e92\u8c03\u3002\u4f60\u5c31\u61c2\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @JasonLaw \u5341\u5206\u611f\u8c22\uff01\uff01 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mtrec <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u672c\u8d28\u5c31\u662f\u6811\u7684\u904d\u5386 \u5982\u679c\u4f60\u77e5\u9053\u5148\u5e8f\u904d\u5386\u540e\u5e8f\u904d\u5386\u8bbf\u95ee\u8282\u70b9\u7684\u65f6\u673a \u90a3\u56de\u6eaf\u5c31\u5f88\u597d\u7406\u89e3\u4e86 \u8fdb\u5165\u4e4b\u524d\u505a\u51c6\u5907\u52a8\u4f5c \u5224\u65ad\u5b8c\u6210\u6761\u4ef6 \u904d\u5386\u5de6\u53f3\u5b50\u6811 \u79bb\u5f00\u8282\u70b9\u91cd\u7f6e <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jmc891205 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u628a\u5b50\u95ee\u9898\u7684\u8fb9\u754c\u6761\u4ef6\u548c\u9012\u5f52\u5f0f\u60f3\u660e\u767d \u5c31\u5f88\u5bb9\u6613\u7406\u89e3\u6574\u4e2a\u9012\u5f52\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lithbitren <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    python \u5168\u5c40\u53d8\u91cf\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\uff0c\u5176\u5b9e A \u4e0d\u7528\u653e\u8fdb\u51fd\u6570\u91cc\u4f20\u53c2\uff0c\u904d\u5386\u9012\u5f52\u51fd\u6570\u53ef\u4ee5\u628a A \u7684\u72b6\u6001\u4f5c\u4e3a\u53c2\u8003\u753b\u6570\uff0cappend \u7684\u65f6\u5019\u5c31\u52a0\u5143\u7d20\uff0c\u8fd9\u91cc\u6709\u4e24\u4e2a\u5206\u652f\uff0c\u4e00\u4e2a\u5de6\u62ec\u53f7\u4e00\u4e2a\u53f3\u62ec\u53f7\uff0c\u53f3\u62ec\u53f7\u6570\u4e0d\u5927\u4e8e\u5de6\u62ec\u53f7\u6570\uff0c\u5de6\u53f3\u62ec\u53f7\u540c\u65f6\u7b49\u4e8e n \u65f6\u8f93\u51fa\uff0cpop \u7684\u65f6\u5019\u5c31\u76f4\u63a5\u51cf\u5143\u7d20\uff0cn=3 \u60c5\u51b5\u4e0b\u6811\u5f88\u597d\u753b\u7684\u3002
    \u4e0d\u8fc7\u8fd9\u4ee3\u7801\u7684\u6761\u4ef6\u5224\u65ad\u8fd8\u662f\u4e0d\u592a\u53cb\u597d\uff0cleetcode \u6709\u539f\u9898\uff0cpython \u8fd8\u53ef\u4ee5\u5199\u5f97\u66f4\u7b80\u6d01\u3002
    https:\/\/leetcode-cn.com\/problems\/bracket-lcci\/comments\/ <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : gdw1986 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lithbitren #20 \u662f\u7684\uff0c\u6211\u662f\u770b\u4e86\u9898\u89e3\u624d\u8fc7\u6765\u95ee\u7684 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : no1xsyzy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5176\u5b9e\u5982\u679c\u4e0d\u662f\u8ffd\u6c42\u6548\u7387\u7684\u8bdd\uff0c\u8fd9\u6837\u5199\u66f4\u6e05\u695a\uff1a<\/p>\n

    for next in “()”: dfs([*A, next])<\/p>\n

    \u53e6\u5916\uff0c\u4e0d\u662f\u6709 step over \u4e48\uff0c\u4e3a\u4ec0\u4e48\u8981\u884c\u884c\u6253\u65ad\u70b9\uff08 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n","protected":false},"excerpt":{"rendered":"

    \u8c01\u80fd\u7ed9\u4ed4\u7ec6\u8bb2\u8bb2\u8fd9\u4e2a\u9012\u5f52\u8be5\u548b\u7406\u89e3\u5417\uff1f…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192279"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=192279"}],"version-history":[{"count":1,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192279\/revisions"}],"predecessor-version":[{"id":192281,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192279\/revisions\/192281"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=192279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=192279"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=192279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}