Question

What are floating point numbers in C++

Answer 1

#include <iostream>

int main()
{
  std::cout << 21.        << '\n'
            << 3.14       << '\n'
            << 2e3        << '\n'
            << 56.789e-45 << '\n'
            << .2E3f      << '\n'
            << 0x10.2p0   << '\n'         
            << 0x2.2p3    << '\n'; 
}



/*
run:

21
3.14
2000
5.6789e-44
200
16.125
17

*/

 

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