#include <bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
#define MOD 1000000007
#define INF 0x3f3f3f3f
#define INFL 0x3f3f3f3f3f3f3f3f
#define EPS (1e-10)
using namespace std;
typedef long long ll;
typedef pair<int,int>P;

string a="1989/01/08",b="2019/04/30";
char s[20];

int main(){
	int y,m,d;cin>>y>>m>>d;
	sprintf(s,"%d/%02d/%02d",y,m,d);
	puts(a<=s&&s<=b?"Yes":"No");
}