Homework & Coursework Questions

#include<cstdlib>
#include<iostream>
#include<fstream>
#include<string>
using namespace std;


int main()
{
  ifstream fin;                    // declare an input file stream
  string file_name;
  double x,min,max,count;
  
 

  cout << "Enter input  file name:";
  cin>>file_name;
  
  fin.open(file_name.c_str(),ios::in);       // open file file_name for input
  
  if (!fin.is_open())                      // check if file is open for input
    {
      cerr << "Unable to open input file stream  " << file_name << endl;
      exit(10);
    }
     
  fin>>x; // read txt from file
  x=min; // setting first number imput as min
  x=max; // setting first number imput as max
   
 
  count = 0; // initialize counter
  
  while(fin)
    {
      fin>>x;
      if(x<min)
    x=min;
      if(x>max)
    x=max;
      count++;
      fin>>x;
    }
  cout<<"total number"<<count<<endl;
  cout<<"Minimum: "<<min<<endl;
  cout<<"Maximum: "<<max<<endl;

  fin.close();        // close file stream fin
  return 0;  
}