#include <stdio.h>
int main() 
{   
	double a,b,c,d,e,f;
	scanf("%lf %lf %lf",&a,&b,&c);
	scanf("%lf %lf %lf",&d,&e,&f);
	if(a==d){
			printf("Y e s");
	}else{
		if(d-a==1||a-d==6){
			if((23-b+e+((60-c+f)/60))>24){
				printf("N o");
			}else {
				printf("Y e s");
			}
		}else{
			printf("N o");}
	}

  return 0; 
}