import java.util.*

fun main(args: Array<String>) {
	val cin = Scanner(System.`in`)
	val n = cin.nextInt()
	val dic = mutableListOf<Int>()

	for (i in 0 until n) {
		val abcd = mutableListOf<Int>()
		for (j in 0 until 4) {
			abcd.add(cin.nextInt())
		}
		val r = cin.next()

		for (k in 0 .. 9) {
			if ((r == "YES" && k !in abcd) || (r == "NO" && k in abcd)) {
				dic.add(k)
			}
		}
	}

	for (ans in 0 .. 9) {
		if (ans !in dic) println(ans)
	}
}