#include <iostream>
using namespace std;
int main() {
int t=0;
(-5000<=t<=5000);
while(cin>>t)
if(t>=1900)
cout<<"Division 1"<< endl;
else if (t>=1600)
cout<<"Division 2"<< endl ;
else if(t>=1400)
cout<<"Division 3"<< endl;
else
cout<<"Division 4"<< endl;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CmludCB0PTA7IAooLTUwMDA8PXQ8PTUwMDApOyAKd2hpbGUoY2luPj50KQppZih0Pj0xOTAwKQpjb3V0PDwiRGl2aXNpb24gMSI8PCBlbmRsOwplbHNlIGlmICh0Pj0xNjAwKSAKY291dDw8IkRpdmlzaW9uIDIiPDwgZW5kbCA7CmVsc2UgaWYodD49MTQwMCkgCmNvdXQ8PCJEaXZpc2lvbiAzIjw8IGVuZGw7CmVsc2UgCmNvdXQ8PCJEaXZpc2lvbiA0Ijw8IGVuZGw7CglyZXR1cm4gMDsKfQ==