#!usr/bin/python

test=raw_input("What is your favourite color")
if test=="yellow":
    print("Good, I think we can be friends")
elif test=="blue":
    print("Good, nice choice of color")
elif test=="green":
    print("Good, mine too")
elif test=="red":
    print("Hmm I dont like that though good")
elif test=="purple":
    print("nice choice of color")
else:
    print("Seriously!!That's not a color")