Write a C++ program for Traffic Light Simulation: Red, Yellow, Green.
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#include <iostream> using namespace std; int main() { int option; int lightState = 1; // 1 for Red, 2 for Yellow, 3 for Green while (true) { // Display the menu cout << "Traffic Light Simulation Menu:\n"; cout << "1. Show Current Light\n"; cout << "2. Change Light\n"; cout << "3. Exit\n"; cout << "Enter your option (1-3): "; cin >> option; // Handle the user's choice switch (option) { case 1: // Show current light switch (lightState) { case 1: cout << "Current light is Red\n"; break; case 2: cout << "Current light is Yellow\n"; break; case 3: cout << "Current light is Green\n"; break; default: cout << "Unknown light state\n"; break; } break; case 2: // Change light switch (lightState) { case 1: lightState = 2; // Change from Red to Yellow cout << "Changing light to Yellow\n"; break; case 2: lightState = 3; // Change from Yellow to Green cout << "Changing light to Green\n"; break; case 3: lightState = 1; // Change from Green to Red cout << "Changing light to Red\n"; break; default: cout << "Unknown light state\n"; break; } break; case 3: // Exit cout << "Exiting the traffic light simulation. Thank you!" << endl; return 0; // Exit the program default: // Invalid option cout << "Invalid option. Please enter a number between 1 and 3." << endl; break; } } return 0; } |