def calculator(): print("Welcome to the Simple Calculator") print("1. Addition") print("2. Subtraction") print("3. Multiplication") print("4. Division")
while True: choice = input("Enter your choice(1/2/3/4): ") if choice in ('1', '2', '3', '4'): num1 = float(input("Enter first number: ")) num2 = float(input("Enter second number: ")) use a cabeca python 2 edicao download pdf
def multiply(x, y): return x * y
elif choice == '2': print(num1, "-", num2, "=", subtract(num1, num2)) use a cabeca python 2 edicao download pdf