Question

How do I reuse the same variable in a loop for summing up numbers from any file?

Answer 1

Just re-initialize it.

Answer 2

or you could declare a global variable.

Answer 3

You'd still need to re-initialize (set it to it's initial value) it.

Answer 4

Or you could use another variable in the for loop and set it to the global variable it Would be easier when you start using for loops in bigger projects

Answer 5

But yeah essential you would if you take that route