text: #include <iostream>
  #include <string>
  #include <set>
  
  
  int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::string s, t;
    std::set<char> atcoder = {'a', 't', 'c', 'o', 'd', 'e', 'r'};
  
    std::cin >> s >> t;
    for (int i = 0; i < (int)s.size(); i++) {
      if (s[i] == t[i]) continue;
      if (s[i] == '@' and atcoder.count(t[i])) continue;
      if (t[i] == '@' and atcoder.count(s[i])) continue;
      std::cout << "You will lose" << '\n';
      return 0;
    }
    std::cout << "You can win" << '\n';
  }