#include <iostream> #include <string> using namespace std; class Menu { public: void displayMenu() { cout << "=============================\n"; cout << " Menu Options \n"; cout << "=============================\n"; cout << "1. Enter text to display\n"; cout << "2. Enter two numbers to sum\n"; cout << "3. Enter a string to get its length\n"; cout << "4. Exit\n"; cout << "=============================\n"; cout << "Choose an option: "; } }; class TextHandler { public: void displayText() { cin.ignore(); // Ignore remaining newline character from previous input string text; cout << "Enter the text: "; getline(cin, text); cout << "The text you entered is: " << text << "\n"; } }; class NumberHandler { public: void sumNumbers() { int num1, num2; cout << "Enter the first number: "; cin >> num1; cout << "Enter the second number: "; cin >> num2; cout << "The sum of the numbers is: " << num1 + num2 << "\n"; } }; class StringHandler { public: void displayStringLength() { cin.ignore(); // Ignore remaining newline character from previous input string str; cout << "Enter the string: "; getline(cin, str); cout << "The length of the string is: " << str.length() << "\n"; } }; int main() { Menu menu; TextHandler textHandler; NumberHandler numberHandler; StringHandler stringHandler; int choice; bool running = true; while (running) { menu.displayMenu(); cin >> choice; switch (choice) { case 1: { textHandler.displayText(); break; } case 2: { numberHandler.sumNumbers(); break; } case 3: { stringHandler.displayStringLength(); break; } case 4: { cout << "Exiting the program...\n"; running = false; break; } default: { cout << "Invalid option, please try again.\n"; break; } } cout << "\n"; // Add a new line between operations } return 0; }