#include <iostream>
#include <fstream>
#include <iomanip>
#include <string>

using namespace std;

int main(){
    //Declare variables
    ifstream inFile;
    ofstream outFile;
    string burger_name, fries_name, icecream_name;
    int burger_price, fries_price, icecream_price;
    //Open the input file and output file
    inFile.open("price.txt");

    if (!inFile) {
        cout << "Cannot open the input file."
        << "The program terminates." << endl;
        return 1;
    }

    outFile.open("price_output.out");
    cout << "Processing data" << endl;

    //Read file word by word
    inFile >> burger_name >> burger_price;
    inFile >> fries_name >> fries_price;
    inFile >> icecream_name >> icecream_price;

    //Output file
    outFile << "The price of " << burger_name
        << " is $" << burger_price <<"." << endl;

    outFile << "The price of " << fries_name
        << " is $" << fries_price << "." << endl;

    outFile << "The price of " << icecream_name
        << " is $" << icecream_price << "." << endl;
    inFile.close(); // .close(): close a file
    outFile.close();
    cout << "Processing completed" << endl;

    return 0;
}