{"id":499,"date":"2024-05-22T09:00:00","date_gmt":"2024-05-22T01:00:00","guid":{"rendered":"https:\/\/seanxd.com\/?p=499"},"modified":"2024-05-04T19:12:16","modified_gmt":"2024-05-04T11:12:16","slug":"zerojudge-e706","status":"publish","type":"post","link":"https:\/\/seanxd.com\/zh\/zerojudge-e706\/","title":{"rendered":"ZeroJudge E706: Cool Word"},"content":{"rendered":"\n\n\n

\u540c\u984c\uff1aUVa 12820 – Cool Word<\/h4>\n\n\n\n

\u300cword\u300d\u7684\u5b9a\u7fa9\u662f\u4e00\u4e32\u5c0f\u5beb\u5b57\u6bcd\u7d44\u6210\u7684\u55ae\u8a5e\u3002
\u300ccool word\u300d\u7684\u5b9a\u7fa9\u662f\u6b64\u55ae\u8a5e\u81f3\u5c11\u5305\u542b2\u500b\u4e0d\u540c\u7684\u5b57\u6bcd<\/strong>\uff0c\u6bcf\u500b\u4e0d\u540c\u5b57\u6bcd\u7684\u51fa\u73fe\u6b21\u6578\u7686\u4e0d\u76f8\u540c<\/strong>\u3002<\/p>\n\n\n\n

\u6b63\u5f0f\u7684\u5b9a\u7fa9\u5982\u4e0b\uff1a
\u4ee4 w \u70ba\u4e00\u500b\u300cword\u300d\uff0cS \u70ba w \u4e2d\u7684\u5b57\u6bcd\u96c6\u5408\uff0c\u4ee4 f(c) \u8868\u793aw\u4e2dc\u51fa\u73fe\u7684\u6b21\u6578(c \u7686\u5728 S \u96c6\u5408\u7bc4\u570d\u5167)\u3002
\u7576\u6240\u6709 f(c) \u7686\u4e0d\u76f8\u540c\u6642\uff0cw\u70ba\u4e00\u500b\u300ccool word\u300d\u3002<\/p>\n\n\n\n

\u4f8b\u5982\uff1a”ada”\u70ba\u4e00\u500b”cool word”\uff0c\u56e0\u70ba f(a) = 2\uff0cf(d) = 1\uff0c\u4e26\u4e14\u5b57\u6bcd\u4e0d\u76f8\u540c\u3002
“banana”\u4e5f\u70ba\u4e00\u500b”cool word”\uff0c\u56e0\u70baf(a) = 3\uff0cf(n) = 2\uff0cf(b) = 1\u3002
“bbacccd”\u4e0d\u662f\u4e00\u500b”cool word”\uff0c\u56e0\u70baf(a) = f(d) = 1\u3002
\u5176\u4ed6\u4e00\u4e9b”cool word”\u5305\u62ec\uff1amammal, needed, papaya, referee, senselessness\u3002<\/p>\n\n\n\n

\u8acb\u4f60\u8b80\u53d6\u55ae\u8a5e\u5217\u8868\u4e26\u4e14\u8a08\u7b97\u300ccool word\u300d\u7684\u6578\u91cf<\/strong>\u3002<\/p>\n\n\n\n

\u7bc4\u4f8b\u6e2c\u8cc7<\/h2>\n\n\n\n
\u7bc4\u4f8b\u8f38\u5165<\/th>\u7bc4\u4f8b\u8f38\u51fa<\/th><\/tr><\/thead>
\u8f38\u5165\u5305\u542b\u591a\u7d44\u6e2c\u8cc7\u3002
\u6bcf\u7d44\u6e2c\u8cc7\u7b2c\u4e00\u884c\u70ba\u4e00\u500b\u6574\u6578 N (1 \u2264 N \u2264 10000)\uff0c\u4ee3\u8868\u55ae\u8a5e\u5217\u8868\u9577\u5ea6\u3002
\u63a5\u4e0b\u4f86 N \u884c\uff0c\u6bcf\u884c\u5305\u542b\u4e00\u500b\u55ae\u8a5e\uff0c\u8a72\u55ae\u8a5e\u5305\u542b\u81f3\u5c11 1 \u500b\u4e14\u6700\u591a 30 \u500b\u5b57\u6bcd\u3002<\/td>		\u5c0d\u65bc\u6bcf\u7d44\u6e2c\u8cc7\uff0c\u8f38\u51fa\u6e2c\u8cc7 Case \u7de8\u865f\u4ee5\u53ca\u300ccool word\u300d\u7684\u6578\u91cf\u3002<\/td><\/tr>
2
ada
bbacccd
2
illness
a<\/td>		Case 1: 1
Case 2: 0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u89e3\u984c\u601d\u8def<\/h2>\n\n\n\n

\u5ba3\u544a\u4e00\u500b Map<char, int>MAP \u4f86\u7d00\u9304\u6bcf\u4e00\u500b\u5b57\u5143\u51fa\u73fe\u7684\u6b21\u6578<\/strong>\u3002<\/p>\n\n\n\n

\u5ba3\u544a\u4e00\u500b Map<int, vector<char>>ans\uff0c\u8dd1 for (auto it:MAP)\uff0c\u5c07\u6bcf\u4e00\u500b\u5b57\u5143\u4f9d\u7167\u4ed6\u51fa\u73fe\u7684\u6b21\u6578 Push_Back \u5230 ans \u4e2d<\/strong>\u3002<\/p>\n\n\n\n

\u8dd1 for(auto it:ans)\uff0c\u5982\u679c\u6709 it.second.size() > 1 \u7684\u60c5\u6cc1\u5c31\u4ee3\u8868\u9019\u500b\u5b57\u4e0d\u662f cool word\u3002<\/p>\n\n\n\n

\u9700\u8981\u6ce8\u610f\u5982\u679c\u5b57\u4e32\u4e2d\u53ea\u51fa\u73fe\u4e00\u7a2e\u5b57\u5143\u4e0d\u7b97\u662f cool word<\/strong>\u3002<\/p>\n\n\n\n

\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff0dZeroJudge E706: Cool Word<\/a><\/h3>\n\n\n\n
#include <iostream>\n#include <map>\n#include <vector>\nusing namespace std;\n\nint main() {\n    cin.sync_with_stdio(0);\n    cin.tie(0);\n    int N, count = 1;\n    while (cin >> N)\n    {\n        int coolWord = 0;\n        for (int i = 0; i<N; i++)\n        {\n            string str;\n            cin >> str;\n            map<char, int>MAP;\n            for (int j = 0; j<str.length(); j++)\n            {\n                MAP[str[j]]++;\n            }\n            map<int, vector<char>>ans;\n            int word = 0;\n            for (auto it:MAP)\n            {\n                ans[it.second].push_back(it.first);\n                word++;\n            }\n            if (word == 1) continue;\n            bool cool = true;\n            for (auto it:ans)\n            {\n                if (it.second.size() > 1)\n                {\n                    cool = false;\n                    break;\n                }\n            }\n            if (cool) coolWord++;\n        }\n        cout << "Case " << count << ": " << coolWord << "\\n";\n        count++;\n    }\n}\n\n\/\/ZeroJudge E706\n\/\/Dr. SeanXD<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"
\u540c\u984c\uff1aUVa 12820 – Cool Word \u300cword\u300d\u7684\u5b9a\u7fa9\u662f\u4e00\u4e32\u5c0f\u5beb\u5b57\u6bcd\u7d44\u6210\u7684\u55ae\u8a5e\u3002\u300cc […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[18],"tags":[14,23,20,8,9],"class_list":["post-499","post","type-post","status-publish","format-standard","hentry","category-uva","tag-map","tag-pair","tag-20","tag-8","tag-9"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/499","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/comments?post=499"}],"version-history":[{"count":1,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/499\/revisions"}],"predecessor-version":[{"id":500,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/posts\/499\/revisions\/500"}],"wp:attachment":[{"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/media?parent=499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/categories?post=499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/seanxd.com\/zh\/wp-json\/wp\/v2\/tags?post=499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}