fork download 
  1. #include <iostream>
  2. #include <iomanip>
  3. #include <limits>
  4.  
  5. int main()
  6. {
  7.     constexpr float f = 384.951257f;
  8.     constexpr double d = 384.951257;
  9.     constexpr long double ld = 384.951257L;
  10.  
  11.     std::cout << std::fixed;
  12.     std::cout << std::setprecision(std::numeric_limits<decltype(f)>::digits10) << f << std::endl;
  13.     std::cout << std::setprecision(std::numeric_limits<decltype(d)>::digits10) << d << std::endl;
  14.     std::cout << std::setprecision(std::numeric_limits<decltype(ld)>::digits10) << ld << std::endl;
  15. }
  16.  
Success #stdin #stdout 0s 3296KB
comments (?)
stdin 
Standard input is empty
stdout 
384.951263
384.951256999999998
384.951256999999999991
https://ideone.com/8JzUpz
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!