#include <iostream>
using namespace std;
int main() {
// your code goes here
int n;
cin>>n;
if(n==1)cout<<n;
if(n==1)cout<<" ";
if(n==1)cout<<"korova";
if(n==2)cout<<n;
if(n==2)cout<<" ";
if(n==2)cout<<"korovy";
if(n==3)cout<<n;
if(n==3)cout<<" ";
if(n==3)cout<<"korovy";
if(n==4)cout<<n;
if(n==4)cout<<" ";
if(n==4)cout<<"korovy";
if(n>=5)cout<<n;
if(n>=5)cout<<" ";
if(n>=5)cout<<"korov";
return 0;
}
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