TagCodo Dojo

We are currently preparing for the next coding dojo in our team. A team mate and I came up with a nice kata which we are going to try out today. We didn’t check if there is already such a kata available on the internet. So please take no offense if you already came up with a similar solution 😉 All input values should be int. The calculator should never throw exceptions. The api should guide through the fluent interface, i.e. after the calc method you are never again able to call the calc...