/**
10. Create a text file containing integers, letters and whitespaces (remember that whitespaces include space, tab and newline characters). Write a C++ program that replaces each white space by * and writes the result to another text file. The program should work for arbitrary input file lengths.
**/

#include<iostream>
#include<fstream>
#include<cctype>
using namespace std;

int main () {
  char c;
  char in_name[20];
  char out_name[20];
  ifstream infile;
  ofstream outfile;
  cout<< "Enter input file name\n";
  cin>>in_name;
  infile.open(in_name);
  if(infile.fail()){
    cout<<"Failed to open input file\n";
    exit(1);
  }
  cout<< "Enter output file name\n";
  cin>>out_name;
  outfile.open(out_name,ios::out);
  if(outfile.fail()){
    cout<<"Failed to open output file\n";
    exit(1);
  }


  while (!infile.eof()){
    infile.get(c);
    if(isspace(c))
      outfile.put('*');
    else
      outfile.put(c);
  }

  infile.close();
  outfile.close();
}