- #include <iostream> 
- using namespace std; 
-   
- class Circle{ 
- public: 
-  Circle(){ cout<<"im a circle\n"; } 
-  void operator+(){ cout<<"im a + operator\n"; } 
- }; 
-   
- int main() 
- { 
-   Circle a; 
-   Circle b; 
-   +a;  
-   Circle c; 
- } 
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