import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while(sc.hasNext()){
int a= sc.nextInt();
int b= sc.nextInt();
if((a+b)%86==0){
System.out.println("yes");
}else{
System.out.println("no");
}
}
}
}



