Maybe this is a dumb quesion , but I don't get how you would write code without thinking about your data structures? Most of the code I write is manipulating a

Maybe this is a dumb quesion , but I don't get how you would write code without thinking about your data structures? Most of the code I write is manipulating a data structure in some way, I have no idea how I would even know where to begin with at least some idea about which structure I should be using.