Is there a downside to declaring variables with auto in C++?

Question

It seems that auto was a fairly significant feature to be added in C++11 that seems to follow a lot of the newer languages. As with a language like Python, I ha

Answer 1

It makes your code a little harder, or tedious, to read. Imagine something like that:

auto output = doSomethingWithData(variables);

Now, to figure out the type of output, you'd have to track down signature of doSomethingWithData function.