Online judge - input and output

#1

could not understand this vedio , what is this vedio all about

#2

Hey @supreme17, can you please elaborate where are you facing issue to understand?

#3

I hope I’ve cleared your doubt. I ask you to please rate your experience here
Your feedback is very important. It helps us improve our platform and hence provide you
the learning experience you deserve.

On the off chance, you still have some questions or not find the answers satisfactory, you may reopen
the doubt.

#4

hello @supreme17

in this video ,bhaiya is showing how to read and right input/output from/in file.

u can skip this. following these step is not important .