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  1. #include <iostream>
  2.  
  3. class SomeClass {
  4. int m_n;
  5.  
  6. public:
  7. SomeClass() : m_n(123) {}
  8.  
  9. operator int () { return m_n; }
  10. };
  11.  
  12. int main() {
  13. SomeClass x;
  14. std::cout << (int)x << "\n";
  15. }
  16.  
Success #stdin #stdout 0s 3460KB
stdin
Standard input is empty
stdout
123