#include <bits/stdc++.h>

using namespace std;

int main(int argc, char const* argv[])
{
    int n;
    cin>>n;
    int N;
    int ans=0;
    for (int i = 0; i < n; i++) {
        cin>>N;
        if(N%3==0){
            ans = N/3;
        }
        else if((N%8==0) && (N%10!=0)){
            cout<<"iki"<<endl;
            return 0;
        }
        else if((N%10==0) && (N%8!=0)){
            cout<<"sugi"<<endl;
            return 0;
        }
        else if((N%8==0) && (N%10==0)){
            cout<<"ikisugi"<<endl;
            return 0;
        }
    }
    cout<<ans<<endl;
    return 0;
}