shithub: trueawk

ref: d7f37646965ee26214da0e1d97f3c1d54349ae2d
dir: /testdir/t.delete3/

View raw version
{ x[$1] = $1
  delete x[$1]
  n = 0
  for (i in x) n++
  if (n != 0)
	print "error", n, "at", NR
}