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HuangHai
2025-08-30 18:35:01 +08:00
commit 1f397eca87
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C++专题课程/STL基础知识/set操作基础/set的使用_3.cpp Normal file
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#include<bits/stdc++.h>
using namespace std;
int main() {
set<int> s;
s.insert(1);
s.insert(2);
s.insert(3);
s.insert(1);
cout<<"set <20><> 1 <20><><EFBFBD>ֵĴ<D6B5><C4B4><EFBFBD><EFBFBD><EFBFBD> <20><>"<<s.count(1)<<endl;
cout<<"set <20><> 4 <20><><EFBFBD>ֵĴ<D6B5><C4B4><EFBFBD><EFBFBD><EFBFBD> <20><>"<<s.count(4)<<endl;
return 0;
}