package main

import "fmt"

func main() {
	var n int
	fmt.Scan(&n)
	dic := make(map[int]struct{})

	for range make([]struct{}, n) {
		abcd := make(map[int]struct{})

		for range make([]struct{}, 4) {
			var tmp int
			fmt.Scan(&tmp)
			abcd[tmp] = struct{}{}
		}
		var r string
		fmt.Scan(&r)

		for i := range make([]struct{}, 10) {
			_, ok := abcd[i]
			if (r == "YES" && !ok) || (r == "NO" && ok) {
				dic[i] = struct{}{}
			}
		}
	}

	for i := range make([]struct{}, 10) {
		_, ok := dic[i]
		if !ok {
			println(i)
		}
	}
}