{"id":1236,"date":"2022-05-30T20:57:16","date_gmt":"2022-05-30T12:57:16","guid":{"rendered":"https:\/\/sanlangcode.com\/?p=1236"},"modified":"2022-05-30T20:57:16","modified_gmt":"2022-05-30T12:57:16","slug":"hj81-%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%ad%97%e7%ac%a6%e5%8c%b9%e9%85%8d-set%e5%a6%99%e7%94%a8","status":"publish","type":"post","link":"https:\/\/sanlangcode.com\/index.php\/2022\/05\/30\/hj81-%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%ad%97%e7%ac%a6%e5%8c%b9%e9%85%8d-set%e5%a6%99%e7%94%a8\/","title":{"rendered":"HJ81 \u5b57\u7b26\u4e32\u5b57\u7b26\u5339\u914d Set\u5999\u7528"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u63cf\u8ff0<\/h2>\n\n\n\n<p>\u5224\u65ad\u77ed\u5b57\u7b26\u4e32S\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u662f\u5426\u5728\u957f\u5b57\u7b26\u4e32T\u4e2d\u5168\u90e8\u51fa\u73b0\u3002\u8bf7\u6ce8\u610f\u672c\u9898\u6709\u591a\u7ec4\u6837\u4f8b\u8f93\u5165\u3002<br>\u6570\u636e\u8303\u56f4:1\\le len(S),len(T)\\le200\\1\u2264<em>l<\/em><em>e<\/em><em>n<\/em>(<em>S<\/em>),<em>l<\/em><em>e<\/em><em>n<\/em>(<em>T<\/em>)\u2264200&nbsp;\u8fdb\u9636\uff1a\u65f6\u95f4\u590d\u6742\u5ea6\uff1aO(n)\\<em>O<\/em>(<em>n<\/em>)&nbsp;\uff0c\u7a7a\u95f4\u590d\u6742\u5ea6\uff1aO(n)\\<em>O<\/em>(<em>n<\/em>)&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8f93\u5165\u63cf\u8ff0\uff1a<\/h3>\n\n\n\n<p>\u8f93\u5165\u4e24\u4e2a\u5b57\u7b26\u4e32\u3002\u7b2c\u4e00\u4e2a\u4e3a\u77ed\u5b57\u7b26\u4e32\uff0c\u7b2c\u4e8c\u4e2a\u4e3a\u957f\u5b57\u7b26\u4e32\u3002\u4e24\u4e2a\u5b57\u7b26\u4e32\u5747\u7531\u5c0f\u5199\u5b57\u6bcd\u7ec4\u6210\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8f93\u51fa\u63cf\u8ff0\uff1a<\/h3>\n\n\n\n<p>\u5982\u679c\u77ed\u5b57\u7b26\u4e32\u7684\u6240\u6709\u5b57\u7b26\u5747\u5728\u957f\u5b57\u7b26\u4e32\u4e2d\u51fa\u73b0\u8fc7\uff0c\u5219\u8f93\u51fa\u5b57\u7b26\u4e32&#8221;true&#8221;\u3002\u5426\u5219\u8f93\u51fa\u5b57\u7b26\u4e32&#8221;false&#8221;\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u793a\u4f8b1<\/h2>\n\n\n\n<p>\u8f93\u5165\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bc\nabc\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">true\n<\/pre>\n\n\n\n<p>\u8bf4\u660e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u5176\u4e2dabc\u542b\u6709bc\uff0c\u8f93\u51fa\"true\"<\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\u7528Set\u8d70\u6377\u5f84\uff01\u628a\u77ed\u5b57\u7b26\u4e32\u7684\u5b57\u7b26\u52a0\u5165\u5230Set\u4e2d\uff0c\n\/\/\u628a\u957f\u5b57\u7b26\u7684\u5b57\u7b26\u4eceSet\u4e2d\u5254\u9664\uff0c\u5982\u679c\u6700\u540eSet\u4e3a\u7a7a\uff0c\u5219\u6ee1\u8db3\u6761\u4ef6\u3002\npublic class Main {\n    public static void main(String&#91;] args) {\n        Scanner in = new Scanner(System.in);\n        while (in.hasNext()) { \n            String shortstr = in.nextLine();\n            String longstr = in.nextLine();\n            Set&lt;Character> set = new HashSet&lt;>();\n            for(int i=0;i&lt;shortstr.length();++i){\n                set.add(shortstr.charAt(i));\n            }\n            for(int i=0;i&lt;longstr.length();++i){\n                set.remove(longstr.charAt(i));\n            }\n            System.out.println(set.size()==0);\n        }\n    }\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u63cf\u8ff0 \u5224\u65ad\u77ed\u5b57\u7b26\u4e32S\u4e2d\u7684\u6240\u6709\u5b57\u7b26&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":1122,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-1236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/posts\/1236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/comments?post=1236"}],"version-history":[{"count":0,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/posts\/1236\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/media\/1122"}],"wp:attachment":[{"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/media?parent=1236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/categories?post=1236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sanlangcode.com\/index.php\/wp-json\/wp\/v2\/tags?post=1236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}