Ex1.py

i = 0
task = []
exit_status = 0
while exit_status == 0:
    print("To-do Manager:")
    print("1. Insert new task")
    print("2. Remove task")
    print("3. Show all tasks")
    print("4. Exit")

    choice = int(input())

    if choice == 1 :
        print("Insert name: ")
        name = input()
        task.append(name)
        i += 1
    elif choice == 2 :
        print("Insert name: ")
        name = input()
        if name not in task:
            print("Not found")
        else:
            task.remove(name)
            i -= 1
    elif choice == 3 :
        a = 1
        for x in sorted(task):
            print(str(a)+")",x)
            a+=1
    elif choice == 4:
        exit_status = 1
    else:
        print("Wrong number!")