How to solve this error

Question

https://code.sololearn.com/c48rlX06b5BS/?ref=app

Answer 1

Ipang Maybe he means the warnings.

Answer 2

What is the problem? I didn't have any problem running the code ...

Answer 3

Paul Boby
Following up a note from Dennis Roßberg, please from this moment on, avoid use of `gets` function for getting string input. It is deprecated, for safety reasons. For more insights on why it is deprecated, check these SO threads out 👍
https://stackoverflow.com/questions/1694036/why-is-the-gets-function-so-dangerous-that-it-should-not-be-used
https://stackoverflow.com/questions/30890696/why-gets-is-deprecated