import java.util.ArrayList;
import java.util.List;

public class Main {
    public static void main(String[] args) {

       /* Pair[] games = {new Pair(7,3),
                        new Pair(0,2),
                        new Pair(4,5),
                        new Pair(6,1)};
*/

       /* Pair[] games = {new Pair(3,2),
                        new Pair(0,1)};
*/

        Pair[] games = {new Pair(1,3),
                        new Pair(0,2),
                        new Pair(4,5)};

        int counter = 0;

        for(int i=0; i<games.length;i++){
            int diff = Math.abs(games[i].getX() - games[i].getY());

            if(diff>1){

                counter ++;
            }
        }

        if(counter == 0) System.out.println("Result is "+counter);
        else  System.out.println("Result is "+(counter-1));



    }
}

class Pair{
    private int x;
    private int y;

    public Pair(int x,  int y){
        this.x = x;
        this.y = y;

    }

    public int getX(){
        return x;
    }

    public int getY(){
        return y;
    }
}