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  1. #include <iostream>   // std::cout
  2.  
  3. #include <string>     // std::string, std::to_string
  4.  
  5.  
  6. int main ()
  7.  
  8. {
  9.  
  10.   std::string pi = "pi is " + std::to_string(3.1415926);
  11.  
  12.   std::string perfect = std::to_string(1+2+4+7+14) + " is a perfect number";
  13.  
  14.   std::cout << pi << '\n';
  15.  
  16.   std::cout << perfect << '\n';
  17.  
  18.   return 0;
  19.  
  20. }
Success #stdin #stdout 0s 3428KB
comments (?)
stdin
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Standard input is empty
stdout
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pi is 3.141593
28 is a perfect number
https://ideone.com/yiIboD
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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