TJ

#include<bits/stdc++.h>//submitRecord//
using namespace std;
//const int N=1e7+10;
int main(){
//freopen("","r",stdin);
//freopen("","w",stdout);
ios::sync_with_stdio();
cin.tie(nullptr);
cout.tie(nullptr);
int a[6];
for(int i=1;i<=5;i++){
cin>>a[i];
if(a[i]<60){
cout<<"NO";
return 0;
}
}
cout<<"YES";
//fclose(stdin);
//fclose(stdout);
return 0;
}