#include <bits/stdc++.h>

    #define ll          long long
    #define pb          push_back
    #define mp          make_pair
    #define pii         pair<int,int>
    #define vi          vector<int>
    #define all(a)      (a).begin(),(a).end()
    #define lol        1000000007
    #define endl        '\n'
    #define rep(i,a,b)  for(int i=a;i<b;i++)
    using namespace std;

    void MOD(ll &x)
    {
        if (x >= lol) x -= lol;
        if (x < 0) x += lol;
    }

    void solve()
    {
        int n;
        cin>>n;
        ll x[n], y[n];
        rep(i,0,n)
        {
            cin>>x[i];
        }
        rep(i,0,n)
        {
            cin>>y[i];
        }
        ll count = 0;
        rep(i,0,n)
        {
            ll c = x[i]^y[i];
            //cout<<c<<" ";
            rep(j,0,n)
            {
                if(c==x[j]||c==y[j])
                {
                    count++;
                    goto l;
                }
            }
            l:;
        }
        //cout<<count<<endl;
        if(count%2==0)
            cout<<"Karen"<<endl;
        else
            cout<<"Koyomi"<<endl;


    }

    int main()
    {
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        cout.tie(0);
        int t=1;
    //  cin>>t;
        while(t--){
            solve();
        }
        return 0;
    }