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  1. #include <cstdarg>
  2. #include <iostream>
  3. #include <cassert>
  4. using namespace std;
  5.  
  6. int add(int n)
  7. {
  8. 	assert(0 == n);
  9. 	return 0;
  10. }
  11.  
  12. template <typename T>
  13. T add(int n, T first, ...)
  14. {
  15.     T sum = first;
  16.     va_list vl;
  17.     va_start(vl,first);
  18.     for(int i=1;i<n;i++)
  19.     {
  20.         sum += va_arg(vl,T);
  21.     }
  22.     va_end(vl);
  23.     return sum;
  24. }
  25. int main()
  26. {
  27.     std::cout<<add(3,1,2,3);
  28.     std::cout<<add(3,1.5,2.,3.5);
  29.     return 0;
  30. }
  31.  
Success #stdin #stdout 0s 3296KB
comments (?)
stdin 
Standard input is empty
stdout 
67
https://ideone.com/GJwytz
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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