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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template <typename T> 
  5. auto f(T x) -> decltype(x) 
  6. { 
  7.   T x2 = 2 * x; 
  8.   return x2 + (x * x + 1) / x2; 
  9. } 
  10.  
  11. template int f(int ); 
  12.  
  13. int main() {
  14. 	cout << f(5);
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 3296KB
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https://ideone.com/ytgdhi
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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