#include <stdio.h>

int main(void)
{
    int A,B;
    scanf("%d\n",&A);
    scanf("%d\n",&B);

    if(A/B>2)
        {
            printf("Yes");
        }
    else if(B/A>2)
        {
            printf("Yes");
        }
    else
        {
            printf("No");
        }
    }