ref: 8f2d3879a9c66d2633ca7ec1c3b0495981feb04f 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 }