Переписать с Pascal на С++

#include <iostream>
#include <fstream>
#include <random>
 
int main()
{
    std::cout << "Enter n:";
  
  int n;
  
  std::cin >> n;
  
  std::fstream f1("1.dat", std::ios_base::out | std::ios_base::trunc | std::ios_base::binary);
  
  std::random_device rd;
  std::mt19937 mt(rd());
  std::uniform_real_distribution<double> dist(0.0, 1.0);
  
  for (int i = 0; i < n; i++)
  {
    double x = dist(mt) * 10.0;
    f1.write(reinterpret_cast<char*>(&x), sizeof(x));
  }
  f1.close();
  
  std::fstream f2("2.dat", std::ios_base::out | std::ios_base::trunc | std::ios_base::binary);
  f1.open("1.dat", std::ios_base::in | std::ios_base::binary);
  
  std::cout << "Contents of file 1:" << std::endl;
  
  int i = 0;
  double s = 0.0;
  while (f1.good())
  {
    double x;
    f1.read(reinterpret_cast<char*>(&x), sizeof(x));
    
    for (int k = 0; k < i + 1; k++)
    {
      s = s + x;
      s = s / (i + 1.0);
      f2.write(reinterpret_cast<char*>(&s), sizeof(s));
      
      std::cout << x << std::endl;
    }
  }
  
  f2.close();
  
  std::cout << "Contents of file 2:" << std::endl;
  
  f2.open("2.dat", std::ios_base::in | std::ios_base::binary);
  
  while (f2.good())
  {
    double x;
    f2.read(reinterpret_cast<char*>(&x), sizeof(x));
    std::cout << x << std::endl;
  }
  
  f2.close();
  
  return 0;
}

#include <iostream>
#include <fstream>
#include <ctime>
#include <cstdlib>
 
using namespace std;
 
int main()
{
    setlocale(LC_ALL, "rus");
    ofstream out("1.dat", ios_base::binary | ios_base::trunc | ios_base::out);
    unsigned int n;
    cout << "Введите кол-во чисел: ";
    cin >> n;
    srand(time(0));
    float x;
    for (unsigned int i = 0; i < n; ++i)
    {
        int temp = rand() % 91 + 10;
        x = (float)temp / 10.0;
        if (out.good())
            out.write((char *)&x, sizeof(float));
    }
    out.close();
    ifstream in("1.dat", ios_base::binary | ios_base::in);
    out.open("2.dat", ios_base::binary | ios_base::trunc | ios_base::out);
    float s = 0;
    unsigned int i = 0;
    cout << "Содержимое 1 файла:";
    while (!in.eof())
    {
        in.read((char *)&x, sizeof(float));
        if (!in.eof())
        {
            for (unsigned int k = 0; k < i + 1; ++k)
                s += x;
            s /= (float)(i++ + 1);
            out.write((char *)&s, sizeof(float));
            cout << " " << x;
        }
    }
    cout << endl << "Содержимое 2 файла:";
    out.close();
    in.close();
    in.open("2.dat", ios_base::binary | ios_base::in);
    while (!in.eof())
    {
        in.read((char *)&x, sizeof(float));
        if (!in.eof())
            cout << " " << x;
    }
    cout << endl;
    in.close();
    return 0;
}