awk '{ if (NR == 1) { printf "static double at1[256] = {\n" printf "\t%s,\n", $0 } else if (NR == 256) { printf "\t%s\n", $0 printf "};\n\n" printf "static double at0[64] = {\n" } else if (NR == 320) { printf "\t%s\n", $0 printf "};\n" } else printf "\t%s,\n", $0 }' $*