Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.2060479 0.4392103 0.536627 2 1 0.8973674 2.787628 2.003299 3 1 2.304853 0.5642387 2.192016 4 1 2.056891 1.911825 0.3751916 Masses 1 28.0855