#!/usr/bin/env luajit
require("utils")

function isunique(v)
	return #v == 2 or #v == 3 or #v == 4 or #v == 7
end

local entries = {}
local uniques = 0
for line in io.lines(arg[3]) do
	local words = split(line, " ")
	local patterns = { unpack(words, 1, 10) }
	local values = { unpack(words, 12, #words) }
	table.insert(entries, {
		patterns = patterns,
		values = values,
	})
	uniques = uniques + count(values, isunique)
end

print(uniques)