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What is the Output of following program? #include #include #include #include  using namespace std;  int main() {     ifstreamifile;     ifile.open ("text.txt");     cout<< "Reading data from a file :-" <> n;        cout<< "Data in the file: " << n << '\n';     }     else     {        string str;        ifile>> str;        cout<< "Data in the file: " << str << '\n';     }     ifile.close();     return 0;      }

What is the Output of following program? #include #include #include #include  using namespace std;  int main() {     ifstreamifile;     ifile.open ("text.txt");     cout<< "Reading data from a file :-" <> n;        cout<< "Data in the file: " << n << '\n';     }     else     {        string str;        ifile>> str;        cout<< "Data in the file: " << str << '\n';     }     ifile.close();     return 0;      }

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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What is the Output of following program?

#include<iostream>

#include<fstream>

#include<string>

#include<cctype>

 using namespace std;

 int main()

{

    ifstreamifile;

    ifile.open ("text.txt");

    cout<< "Reading data from a file :-" <<endl ;

    int c = ifile.peek();

    if ( c == EOF ) return 1;

    if ( isdigit(c) )

    {

       int n;

       ifile>> n;

       cout<< "Data in the file: " << n << '\n';

    }

    else

    {

       string str;

       ifile>> str;

       cout<< "Data in the file: " << str << '\n';

    }

    ifile.close();

    return 0;

     }

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