#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define endl "\n"
#define rep(i, a, n) for (int i = a; i < n; ++i)

int main() {
    string s;
    cin >> s;

    if (s.find("WA") == -1 && s.find("TLE") == -1 && s.find("MLE") == -1) {
        cout << "Done!" << endl;
    } else {
        cout << "Failed..." << endl;
    }

    return 0;
}