#define ll long long
#define MOD 1000000007 
#define mp make_pair
#define pb push_back
#define ff first
#define ss second
#define T long long t;cin>>t;while(t--)
#define foe(i) for(int i=1;i<=n;i++)
#define fo(i) for(int i=0;i<n;i++)
#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  ll n;
  string s;
  cin>>n>>s;
  if(n>=3200)
  cout<<s;
  else cout<<"Red";

}