import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
       
       Scanner sc = new Scanner(System.in);
       
       String[] cards = sc.nextLine().split(" ");
       
       Set<String> cardSpecies = new HashSet<>(Arrays.asList(cards));
       
       
       int pair = 0, triple = 0;
       
       for(String s : cardSpecies){
           switch (count(s, cards)){
               case 2 -> pair++;
               case 3 -> triple++;
           }
       }
       
       if(triple == 1){
           switch (pair){
               case 0 -> System.out.println("THREE CARD");
               case 1 -> System.out.println("FULL HOUSE");
           }
           System.exit(0);
       }
       
       switch (pair){
           case 0 -> System.out.println("NO HAND");
           case 1 -> System.out.println("ONE PAIR");
           case 2 -> System.out.println("TWO PAIR");
       }
       
       
       
    }
    public static int count(String s , String[] cards){
        int count = 0;
        for(String c : cards){
            if(c.equals(s)){
                count++;
            }
        }
        return count;
    }
}