shithub: kwa

ref: 2af227c88bbcf8d6c52eb5b3b3a677d88a281774
dir: /test/t.in1/

	{ if (amount[$2] == "")
		name[++n] = $2
	  amount[$2] += $1
	}
END	{ for (i in name)
		print i, name[i], amount[name[i]] | "sort"
	}