import java.util.Scanner;

public class Test661 {
    public static void main (String[] args) {
        Scanner sc = new Scanner(System.in);
        while (sc.hasNextLine()) {
            int weight = sc.nextInt();

            boolean remainIki = weight % 8 == 0;
            boolean remainSugi = weight % 10 == 0;

            StringBuilder answer = new StringBuilder();
            if(remainIki || remainSugi) {
                if (remainIki) {
                    answer.append("iki");
                }
                if (remainSugi) {
                    answer.append("sugi");
                }
            } else {
                answer.append(weight * 3);
            }
            System.out.println(answer);
        }
    }
}