#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
typedef long long ll;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(0);
    
    string s; cin >> s;
    vector<string> t = {"WA", "TLE", "MLE"};
    rep(i,int(s.size())) rep(j,3) {
        if(s.substr(i, t[j].size()) == t[j]) {
            cout << "Failed..." << endl;
            return 0;
        }
    }
    cout << "Done!" << endl;
}