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//Include all libraries you will need
#include <fstream>
#include <cstdlib>
#include <cctype>
#include <iostream>
using namespace std;
void update(ifstream& in_file, ofstream& out_file);
int main()
{
char filename[16]; //This is the file name that the user will input
//Prompt the user to enter the file name
cout << "Enter the file name \n";
cin >> filename;
//Declare input and output stream objects
ifstream in_file;
ofstream out_file;
// Connect your input file to file name
in_file.open (filename);
// Connect your output file to UserInfoUpdated.txt
out_file.open ("UserInfoUpdated.txt");
// Check if input file fails to open
if (in_file.fail())
{
cout << "Input file has failed to open!" << endl;
exit(1);
}
// Check if output file fails to open
if (out_file.fail())
{
cout << "Output file has failed to open!" << endl;
exit(1);
}
// Call the function update
update(in_file,out_file);
// Close input file
in_file.close();
// Close output file
out_file.close();
return 0;
} // end of main
void update(ifstream& in_file, ofstream& out_file)
{
char name;
char next;
char symbol;
char phonenumber;
// Get the first character from the input file
in_file.get (next);
// while(you have not reached the end of the file)
while (!in_file.eof())
{
// Check if the character is #
if (next=='#')
{
// If the next character is #, get the second character
in_file.get(next);
// Check if second character is N
if (next=='N')
{
// If second character is N, get the third character
in_file.get(next);
// Check if third character is #
if (next='#')
{
cout<< "Enter your name followed by any digit from 1-9"<< endl;
cin.get (name);
cin.get (name);
while (!isdigit(next));
}
}
}
// If the third character is #, prompt the user to enter his name followed by digit number
// Get two characters to skip the first new line character
// while(the next character is not digit)
// outfile.put(character) and get the next character; the loop goes on until it reads a digit number
//Else if the character is not #, check if it is $, and if yes, get the second character
else if (next==!'#' && next=='$')
{
in_file.get(next);
// Check if second character is $, if yes, get the third character
if (next =='$')
{
in_file.get(next);
// Check if third character is $, if yes, prompt user to enter his phone number
if (next =='$')
{
cout<< " Please enter your phone number without spaces"<< endl;
cin.get (phonenumber);
cin.get (phonenumber);
// outfile.put('+');
out_file.put ('+');
//outfile.put('1');
out_file.put ('1');
// outfile.put('(');
out_file.put ('(');
// Get two characters to skip the first new line character
}
}
// int i=0;
// while(the next character is not a space)
while (!isspace(next));
{
int i=0;
// if(i==3), then outfile.put(')'); outfile.put(symbol); i=100;
if (i==3)
{out_file.put(')');
out_file.put (symbol);
i=100;
}
// else outfile.put(symbol); i++;
else
{out_file.put(symbol);
i++;
// get the next character
in_file.get (next);
}
}
}
// else if the character is not $ nor #, then simply write character read to output file
else if ( next ==! '$' || next ==! '#')
{
out_file.put (next);
// Get the next character
in_file.get (next);
}
}
}
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