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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. std::cout << std::defaultfloat << 1.3;
  6. return 0;
  7. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
prog.cpp: In function ‘int main()’:
prog.cpp:5:15: error: ‘defaultfloat’ is not a member of ‘std’
  std::cout << std::defaultfloat << 1.3;
               ^
stdout
Standard output is empty