#include <iostream>		//cin, cout
#include <vector>		//vector
#include <algorithm>	//sort,min,max,count
#include <string>		//string,getline, to_string
#include <cstdlib>		//abs(int)
#include <utility>		//swap, pair
#include <deque>		//deque
#include <climits>		//INT_MAX
#include <bitset>		//bitset
#include <cmath>		//sqrt, ceil. M_PI, pow, sin
#include <ios>			//fixed
#include <iomanip>		//setprecision
#include <sstream>		//stringstream

using namespace std;

int main() {

	string S;
	cin >> S;

	if (S[S.length() - 2] == 'a' && S[S.length() - 1] == 'i') {
		S[S.length() - 2] ^= 0x20;
		S[S.length() - 1] ^= 0x20;
	}
	else {
		S = S + "-AI";
	}

	cout << S << endl;

	return 0;

}