#include <stdio.h>
#include <math.h>
int main()
{
	long long y = 0;
	long long t = 0;
	scanf("%lld %lld", &y, &t);
	long long x = pow(y, t);
	if (x < 0)
		printf("YES\n");
	else
		printf("NO\n");
	
	if (x % 2 == 1)
		printf("YES\n");
	else
		printf("NO\n");
	return 0;
}