#include <stdio.h>
int main()
{int N,M;
    scanf("%d %d",&N,&M);
    if(((N>=1)&&(N<=100)&&(M<N))&&(((M>=0)&&(M<=N))&&(M=N)))
            
            printf("Yes\n");
        else
            printf("No\n");
            return 0;}

