import java.util.Scanner;

public class sortedDemo {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int t = sc.nextInt();
        int n = sc.nextInt();
        int x, y;
        //[1,2,4,5,8,9,2,5]
        for (int i = 0; i < n - 1; i++) {
            x = i + 1;
            for (int j = 1; j < n - i; j++) {
                y = x + j;
                System.out.println("c " + x + " " + y);
                System.out.flush();
                String r = sc.nextLine();
                if (r.equals(">")) {
                    System.out.println("s " + x + " " + y);
                }
            }
        }
        System.out.print("e");
    }
}