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  1.     #include <iostream>
  2.     #include <valarray>
  3.  
  4.     int main() 
  5.     {
  6.  
  7.     	std::valarray<int> a{2, 4, 8};
  8.     	a = a + a[0];
  9.  
  10.     	for (auto n : a) 
  11.     		std::cout << n << " ";
  12.  
  13.     	std::cout << std::endl << std::endl;
  14.  
  15.     	return 0;
  16.     }
Success #stdin #stdout 0s 4280KB
comments (?)
stdin 
Standard input is empty
stdout 
4 8 12
https://ideone.com/96OqyN
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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