Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.01399784 1.433525 1.191358 2 1 0.6891666 2.816469 0.0269144 3 1 1.533655 0.8469319 1.59259 4 1 2.66906 2.005374 0.2133019 Masses 1 28.0855