def add(a, b):
    print(a, "+", b)
    return a + b


def substract(a, b):
    print(a, "-", b)
    return a - b


def divide(a, b):
    print(a, ":", b)
    return a / b


def multiplication(a, b):
    print(a, "*", b)
    return a * b


def increase(a, b):


    print(a, "^", b)
    return a ** b

operacja = {'1':add, '2':substract, '3':divide, '4':multiplication, '5':increase}
print("Enter first number!")
a = float(input("First number = "))
b = float(input("Second Number = "))
print("You entered:", a, " and ", b)
print("::Menu::")
print("1 - Add")
print("2 - Substract")
print("3 - Divide")
print("4 - Multipy")
print("5 - Increase")
print("6 - Exit")
wybor = input('What math operation?:')
if wybor == '6':
    exit("You left the program!")

print("Your Solution is: ", operacja[wybor](a, b))