import java.util.*;

public class Main {
    static Scanner sc = new Scanner(System.in);

    public static void main(String[] args) {
        int t, n;
        String a;
        t = sc.nextInt();
        sc.nextLine();

        n = sc.nextInt();
        sc.nextLine();

        for (int i = 1; i <= n - 1; i++) {
            for (int j = 1; j <= n - i; j++) {
                System.out.print("c " + j + " " + (j + 1));
                System.out.println();
                a = sc.next();
                if (a.equals(">")) {
                    System.out.print("s " + j + " " + (j + 1));
                    System.out.println();
                }
            }
        }

        System.out.println("e");
    }
}