IMC 2023, Problem 4, A challenging number theory problem!
I solve this challenging number theory math competition problem using properties of fields.
The sum of i^k mod p: https://youtu.be/b6_DuapYPdo
IMC Problems: https://www.youtube.com/playlist?list=PLvt4fmEPBjqr6Pk0QS7aKJSBUnBod7xQ6
Putnam Problems: https://www.youtube.com/playlist?list=PLvt4fmEPBj...