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//Lab14-2.cpp - saves records to a sequential access //file and also calculates and displays the total //of the sales amounts stored in the file //Created/revised by on #include #include #include using namespace std; //function prototypes int getChoice(); void addRecords(); void displayTotal(); int main() { int choice = 0; do { //get user's menu choice choice = getChoice(); if (choice == 1) addRecords(); else if (choice == 2) displayTotal(); //end if } while (choice != 3); return 0; } //end of main function //*****function definitions***** int getChoice() { //displays menu and returns choice int menuChoice = 0; cout << endl << "Menu Options" << endl; cout << "1 Add Records" << endl; cout << "2 Display Total Sales" << endl; cout << "3 Exit" << endl; cout << "Choice (1, 2, or 3)? "; cin >> menuChoice; cin.ignore(100, ' '); cout << endl; return menuChoice; } //end of getChoice function void addRecords() { //saves records to a sequential access file string name = ""; int sales = 0; ofstream outFile; //open file for append outFile.open("sales.txt", ios::app); //if the open was successful, get the //salesperson's name and sales amount and //then write the information to the file; //otherwise, display an error message if (outFile.is_open()) { cout << "Salesperson's name (X to stop): "; getline(cin, name); while (name != "X" && name != "x") { cout << "Sales: "; cin >> sales; cin.ignore(100, ' '); outFile << name << '#' << sales << endl; cout << "Salesperson's name " << "(X to stop): "; getline(cin, name); } //end while outFile.close(); } else cout << "sales.txt file could not be opened" << endl; //end if } //end of addRecords function void displayTotal() { //calculates and displays the total sales string name = ""; int sales = 0; int total = 0; ifstream inFile; //open file for input inFile.open("sales.txt"); //if the open was successful, read the //salesperson's name and sales amount, then add //the sales amount to the accumulator, and then //display the accumulator; otherwise, display //an error message if (inFile.is_open()) { getline(inFile, name, '#'); inFile >> sales; inFile.ignore(); while (!inFile.eof()) { total += sales; getline(inFile, name, '#'); inFile >> sales; inFile.ignore(); } //end while inFile.close(); cout << "Total sales $" << total << endl << endl; } else cout << "sales.txt file could not be opened" << endl; //end if } //end of displayTotal function