The winners of the Siemens Competition in Math, Science, and Technology were announced yesterday at New York University. The top team prize, totaling $100,000, is being split between 17 year-olds Sajith Wickramasekara and Andrew Guo from the North Carolina School of Science and Mathematics. Wickramasekara and Guo's project, which used a combination of genetics and computational modeling, could be applied to identify and improve chemotherapy drugs.