Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.0350973 2.432676 1.699297 2 1 2.982994 0.1541281 0.8678609 3 1 1.761148 2.120053 0.4355543 4 1 1.533994 1.582134 2.799495 Masses 1 28.0855