Activity 2.12

Source Code

def main():
    done = False
    while not done:
        print("Menu System")
        print("E1 - Example 1")
        print("Q - Quit")
        choice = input("Choice: ").upper()
        if choice == "E1":
            example1()
        elif choice == "P1":
            problem1()
        elif choice == "P2":
            problem2()
        elif choice == "P3":
            problem3()
        elif choice == "P4":
            problem4()
        elif choice == "Q":
            print("Quitting!")
            done = True
        else:
            print("Invalid choice")

# example1 function definition
def example1():
    print("Example 1")
    # declare a 2D list
    
    
    # call print_matrix function
    

    # modify an element
    

    # call print_matrix function (again)



def print_matrix(matrix):
    # iterate over each element
    for row in matrix:
        for element in row:
            print(element, end=" ")
        print()

# problem1
def problem1():
    pass

# problem2
def problem2():
    pass

# problem3
def problem3():
    pass

# problem4
def problem4():
    pass


# call the main function, do not delete!
main()