A six-member team of students from Warsaw working under the supervision of our collegue Maciej Cytowski competed in ASC17 Supercomputing Championship - the World's Largest Supercomputing Hackathon, a prestigious tournament for young enthusiasts interested in creating software for supercomputers. Warsaw Team took second prize in High Performance Linpack (HPL), category getting result 29.79 TFlop/s on a system composed of four Inspur servers each of them equipped with two processors Intel Broadwell and two Nvidia P100 cards.