a = int(eval(input()))

s = str(eval(input()))



if a >= 3200:

  print(s)

else:

  print('red')
a = int(eval(input()))

s = eval(input())



if a < 3200:

  print('red')

else:

  print(s)
a = int(eval(input()))
s = str(eval(input()))
if a >= 3200:
    print(s)
else:
    print("red")

a = int(eval(input()))
s = eval(input())
if a < 3200:
    print("red")
else:
    print(s)

-s = str(eval(input())) -if a >= 3200: +s = eval(input()) +if a < 3200: +    print("red") +else: -else: -    print("red")