mathematical.py

# Function to greet the user
def greet_user(user_name):
    welcome_message = "Hello, " + user_name + "! Welcome to the math quiz."
    print(welcome_message)

# Function to create a question in the correct format.
def print_question(num1, num2, op):
    question = "What is " + str(num1) + op + str(num2) + "?"
    print(question)

# Function to bid farewell to the user and provide the result.
def print_result(user_name, score):
    farewell_message = farewell_message = "Thanks for taking the quiz, " + user_name + ". Your score is " + str(score) + " out of 5."
    print(farewell_message)

# Function to choose the operator based on the random choice integer generated.
def choose_operator(op_n):
    if op_n == 1:
        return "-"
    elif op_n == 2:
        return "+"
    elif op_n == 3:
        return "*" 
    else:
        return "/"

def calculate_answer(n1, n2, op):
    if op == "-":
        return n1 - n2
    elif op == "+":
        return n1 + n2
    elif op == "*":
        return n1 * n2
    elif op == "/":
        return int(n1 / n2)
    else:
        return "Not a valid operation"

# Take input from the user and save it in a variable.
user_name = input("Please enter your name: ")

# Make a customized greeting for the user and print it.
greeting = greet_user(user_name)

score = 0
total = 0

while total < 5:

    num1 = randint(1, 10)
    num2 = randint(1, 10)

    # Randomly choose the operator.
    op_num = randint(1,4)
    op = choose_operator(op_num)

    print_question(num1, num2, op)
    user_answer = int(input("Ans: "))
    correct_answer = calculate_answer(num1,num2,op)

    # Check answer and update score.
    if user_answer == correct_answer:
        print("Correct answer.")
        score = score + 1
    else:
        print("Oops, that's not correct. The correct answer is:", correct_answer)

    total = total + 1

# Make a customized farewell message and print it.
print_result(user_name, score)