Przemysław “Psyho” Dębiak, a Polish programmer and former OpenAI engineer, defeated the company’s own advanced AI model in the 2025 AtCoder World Tour Finals. In a grueling 10-hour coding contest, he ...

Abstract: This brief investigates the distributed unconstrained optimization problem, where its global objective function consists of the sum of N local objective functions. The aim for this brief is ...

The Tardy/Lost (TL) penalties scheduling is a discrete optimization problem. TL scheduling problem is an NP-hard problem. As a result, proposing an optimization algorithm to handle this problem is ...