I see. Thanks a lot for the help!

I see. Thanks a lot for the help!

Yes, it worked.

So we may have a < b and b < a being both false, but we can't have a < b and b < a being both true. Is this correct?

You should not use cin and getchar/scanf when ios::sync_with_stdio(false) is being used.

I received a really strange Runtime Error on problem B and am not able to identify the reason.

What is wrong here? 21044715

I suspect the error is on the first sort after playing with the answers that Codeforces give me.