Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.109941 1.98713 2.733868 2 1 1.585411 0.9055995999999999 0.7031416 3 1 2.255239 0.4517476 2.903783 4 1 2.131264 2.335298 0.7662027 Masses 1 28.0855