\u5982\u9700\u964d\u5e8f\u6392\u5217，\u53ef\u4f7f\u7528set<int, greater<int>><\/li>\n<\/ul>\n\u4e0a\u4ee3\u7801:<\/p>\n
#include<iostream>
\n#include<set>
\nusing namespace std;
\nset<int> s;
\nint n,a;
\nint main(){
\ncin>>n;
\nwhile(n–){
\ncin>>a;
\ns.insert(a);
\n}
\ncout<<s.size()<<endl;
\nfor(auto i:s) cout<<i<<" ";
\nreturn 0;
\n} <\/p>\n
\u6c42\u5173\u6ce8<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb142\u6b21\u3002\u9898\u76ee\u8981\u6c42\u6211\u4eec\u5b9e\u73b0\u53bb\u91cd\u5e76\u6392\u5e8f\u7684\u529f\u80fd\uff0c\u8fd9\u5728C++\u4e2d\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528set\u5bb9\u5668\u6765\u5b9e\u73b0\u3002<\/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":[55,190,427],"topic":[],"class_list":["post-42203","post","type-post","status-publish","format-standard","hentry","category-server","tag-c","tag-190","tag-427"],"yoast_head":"\n
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