https://benchmarksgame-team.pages.debian.net/benchmarksgame/program/nbody-java-1.html https://benchmarksgame-team.pages.debian.net/benchmarksgame/... Sure look

https://benchmarksgame-team.pages.debian.net/benchmarksgame/program/nbody-java-1.html https://benchmarksgame-team.pages.debian.net/benchmarksgame/... Sure looks like it's written in Java!