package main

import (
	"fmt"
	"strings"
)

func main() {
	var S string
	fmt.Scan(&S)
	ss := strings.Split(S, ",")
	for i := 0; i < len(ss); i++ {
		if ss[i] == "WA" || ss[i] == "TLE" || ss[i] == "MLE" {
			fmt.Println("Failed...")
			return
		}
	}
	fmt.Println("Done!")
}