#include <iostream>
#include <regex>
using namespace std;

int main() {
    string S;
    cin >> S;
    regex re("(.*)ai$");
    smatch sm;
    if (regex_match(S, sm, re)) {
        cout << sm[1] << "AI" << endl;
    } else {
        cout << S << "-AI" << endl;
    }
    return 0;
}