Initialize an empty to-do list

todo_list = []

Function to add a task to the to-do list

def add_task(job): todo_list.append(job) print("Task added:", job)

Function to remove a task from the to-do list

def remove_task(job): if job in todo_list: todo_list.remove(job) print("Task removed:", job) else: print("Task not found in the to-do list.")

Function to display the to-do list

def display_list(): if len(todo_list) == 0: print("Your to-do list is empty.") else: print("To-Do List:") for i, job in enumerate(todo_list, start=1): print(f"{i}. {job}")

Main program loop

while True: print("\nOptions:") print("1. Add a task") print("2. Remove a task") print("3. Display to-do list") print("4. Quit")

choice = input("Enter your choice: ")

if choice == '1':
    task = input("Enter the task you want to add: ")
    add_task(task)
elif choice == '2':
    task = input("Enter the task you want to remove: ")
    remove_task(task)
elif choice == '3':
    display_list()
elif choice == '4':
    print("Goodbye!")
    break
else:
    print("Invalid choice. Please select a valid option.")