#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
    string s;
    cin >> s;
    bool ok = true;
    if(s.find("WA") != s.npos) ok = false;
    if(s.find("TLE") != s.npos) ok = false;
    if(s.find("MLE") != s.npos) ok = false;
    cout << (ok ? "Done!" : "Failed...") << endl;
    return 0;
}