ref: 14c3fe42d2a93be3a4ceb1946f8bb7fcaf75ac4d dir: /bugs-fixed/getline-numeric.awk/
{ print $0, ($0 <= 50 ? "<=" : ">"), 50 getline dd < ARGV[1] print dd, (dd <= 50 ? "<=" : ">"), 50 if (dd == $0) print "same" }