#include <stdio.h>
#include <math.h>
int main(){
    double y, t;
    scanf("%lf %lf", &y, &t);
  double k = y;
    if (t == 0)y = 1;
    else {

        y = pow(k, t - 1);
    }
    if (y < 0) 
        printf("YES\n");
    else printf("NO\n");
    if (abs(y)%2==0)
        printf("NO");
    else printf("YES");
    return 0;

}