ref: a288969bf6c2d73cb8e77ece798a6009ffb57d99 dir: /test/p.5/
BEGIN { FS = "\t" printf "%10s %6s %5s %15s\n", "COUNTRY", "AREA", "POP", "CONTINENT" } { printf "%10s %6d %5d %15s\n", $1, $2, $3, $4 }