#3211
#include <iostream>
using namespace std;
int main()
{
long long s,c,n;
cin>>s>>c>>n;
if(s%c==0 && s%n==0)
cout<<"CN";
if(s%c==0 && s%n!=0)
cout<<"C";
if(s%c!=0 && s%n==0)
cout<<"N";
if(s%c!=0 && s%n!=0)
cout<<"nimic";
}
#3212
#include <iostream>
using namespace std;
int main()
{
long long s,d,r,m;
cin>>s>>d>>r>>m;
if(s>=d)
cout<<"drona";
if(s<d && s>=r)
cout<<"robot";
if(s<d && s<r && s>=m)
cout<<"masina";
if(s<d && s<r && s<m)
cout<<"nimic";
}