Se deschide compilatorul folosit si se introduc liniile de cod:

# Aceasta functie aduna 2 numere

def add(x, y):

return x + y

# Aceasta functie scade 2 numere

def subtract(x, y):

return x - y

# Aceasta functie inmulteste 2 numere

def multiply(x, y):

return x * y

# Acesta functie imparte 2 numere

def divide(x, y):

return x / y

print("Select operation.")

print("1.Add")

print("2.Subtract")

print("3.Multiply")

print("4.Divide")

# Preia comanda de la utilizatior in functie de operatiunea matematica dorita

choice = input("Enter choice(1/2/3/4): ")

num1 = float(input("Enter first number: "))

num2 = float(input("Enter second number: "))

if choice == '1':

print(num1,"+",num2,"=", add(num1,num2))

elif choice == '2':

print(num1,"-",num2,"=", subtract(num1,num2))

elif choice == '3':

print(num1,"*",num2,"=", multiply(num1,num2))

elif choice == '4':

print(num1,"/",num2,"=", divide(num1,num2))

else:

print("Invalid input")\