Presentation Error

Question

Here's the link to the question:
https://vjudge.net/contest/300238?fbclid=#problem/C

And here is my solution:
https://pastebin.com/Tq0j0gTp
When submitting, it shows "Presentation Error". But I don't get it. Please help!

Answer 1

you should see the comment
https://vjudge.net/problem/UVA-10935