import java.util.Scanner;
class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int vehicles=sc.nextInt();
        int wheels=sc.nextInt();
        int twowheeler=(4*vehicles-wheels)/2;
        int fourwheeler=vehicles-twowheeler;
        if(twoheeler<=0||fourwheeler<=0||wheels!=(2*twowheeler+4*fourwheeler)){
            System.out.println("Invalid input");
        }
        System.out.println("TW= "+twowheeler+" FW= "+fourwheeler);
    }
}