#include <bits/stdc++.h>
int main() {
  int a;
  char b[10], c[10];
  scanf("%d %s", &a, b);
  if (a >= 3200) {
    printf(b);
    printf("\na = %d is not less than 3200, so we print s = %s.", a, b);
  } else {
    printf("red");
    printf("\na = %d is less than 3200, so we print red.", a);
  }
  return 0;
}
