'use strict';
 
process.stdin.resume();
process.stdin.setEncoding('utf-8');
 
let inputString = '';
let currentLine = 0;
 
process.stdin.on('data', function(inputStdin) {
    inputString += inputStdin;
});
 
process.stdin.on('end', function() {
    inputString = inputString.split('\n');
    main();
});
 
function readline() {
    return inputString[currentLine++];
}
 
// main funtion .. code start ..... ///

function main() {
 
//var input = readline()

var ar = readline().split(' ').map(x => parseInt(x));
var a = ar[0]
var s = readline().split(' ');
var str = s[0];

console.log(a < 3200 ? 'red' : 'pink');
}