public class Exam04{
    public static void main(String[] args) {
        for(int h = 1; ; h++){
            for(int i = 1; i <= h - 2; i++){
                for(int j = 1; j <= h - i - 1; j++){
                    int k = h - i - j;
                    System.out.println("(" + i + ", " + j + ", " + k + ")");
                }
            }
        }
    }
}