#include<iostream>
using namespace std;
int main(){
	int h,x,c;
	cin>>x>>h;
	c=x/h;
	if(x<10)
	cout<<"Drizzle"<<endl;
	if(x>=10&&x<25)
	cout<<"Moderate Rain"<<endl;
	if(x>=25&&x<50)
	cout<<"Heavy Rain"<<endl;
	if(x>=50)
	cout<<"Torrential Rain"<<endl;
	if(c>=20)
	cout<<"YES"<<endl;
	else
	cout<<"NO"<<endl;
	return 0;
}