#include <iostream>
using namespace std;

void f(double x)
{
  cout << "x = " << x << '\n';
}

int main()
{
  double x = 3.46512;
  double y = 4.523;
  f(x);
  f(y);

  int capture;
  ios_base::fmtflags cap2;

  capture = cout.precision();
  cout << "capture = " << capture << '\n';
  cap2 = cout.flags();
  cout.precision(2);
  cout << fixed;
  f(x);
  f(y);
  cout.precision(capture);
  cout.flags(cap2);
  f(x);
  f(y);





}