Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.2517942 1.00813 0.5908488 2 1 0.7479483 2.057521 2.479291 3 1 2.193445 0.07825532 1.774549 4 1 2.171144 2.200702 0.4838172 Masses 1 28.0855