#include <iostream>
#include <iomanip>

using namespace std;

int main() {
     float number{8.0};
     float numberTwo{8.0f};

     float bigNumber{8.23E15};
     float smallNumber{8.23E-15};
     float error{0.1f};

     cout << bigNumber << endl;
     cout << "0.1 = " << setprecision(20) << error << endl;

     return 0;
}