how to eat anything and keep the same weight?

For Anyone who wants to eat anything they want and still maintain a similar weight all that is needed is getting the Ideal Protein while keeping Eating
Above Maintenance Calories; Weight gain
At Maintenance Calories: Weight stays
Below Maintenance Calories; Weight loss

Comes down to Calories in and Calories Out
How the Body looks depends purely on
Carbs | Fats | Protein | Exercise