Calculator

def calculator():

    print("Welcome to the Basic Calculator!")

    print("Options: add, subtract, multiply, divide")

    

    # Get user inputs

    operation = input("Enter the operation: ").strip().lower()

    a = float(input("Enter the first number: "))

    b = float(input("Enter the second number: "))

    

    # Perform the calculation

    if operation == "add":

        result = a + b

    elif operation == "subtract":

        result = a - b

    elif operation == "multiply":

        result = a * b

    elif operation == "divide":

        if b == 0:

            return "Error: Division by zero"

        result = a / b

    else:

        return "Invalid operation"

    

    return f"The result is: {result}"

# Run the calculator

print(calculator())