
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
 //     String[] nyu=sc.nextLine().split("");
     String nyu=sc.nextLine();


int num=Integer.parseInt(nyu);
   String  sen=sc.nextLine();

//int num2=Integer.parseInt(sn[1]);

int count=0;

if(num>3199){
System.out.println("pink");
}else{
System.out.println(sen);
}




//System.out.println(count);

//System.out.println(a/b);


	}
}