Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.364354 1.928671 1.025359 2 1 0.8154774 2.723057 2.920659 3 1 1.666058 0.09113681 0.6569083 4 1 2.985684 1.461782 2.562179 Masses 1 28.0855