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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<typename T, size_t N>
  5. ostream& operator<< (ostream& outA, T (& arr)[N]) {
  6. 	outA << arr[0];
  7. 	T (&next)[N-1] = reinterpret_cast<T(&)[N-1]>(arr[1]);
  8. 	outA << next;
  9. 	return outA;
  10. }
  11.  
  12. template<typename T>
  13. ostream& operator<< (ostream& outA, T (& arr)[1]) {
  14. 	outA << arr[0];
  15. 	return outA;
  16. }
  17.  
  18. int main() {
  19.  
  20. 	int a[] = {1, 2, 3, 4};
  21.  
  22. 	cout << a;
  23.  
  24. 	return 0;
  25. }
Success #stdin #stdout 0s 3468KB
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1234
https://ideone.com/fdsQcX
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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