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  1.     #include <iostream>
  2.     #include <iomanip>
  3.  
  4.     using namespace std;
  5.  
  6.     int main() {
  7.     double dval = 0.01;
  8.     float fval = 0.01;
  9.     std::cout << dval << '\n';
  10.     std::cout << fval << "\n\n";
  11.  
  12.     std::cout << std::setprecision(8) << dval << '\n';
  13.     std::cout << std::setprecision(8) << fval << '\n';
  14.     }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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0.01
0.01

0.01
0.0099999998
https://ideone.com/WIiGgM
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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