import sys

def verify(guess):
    vals = [
        83,
        75,
        89,
        45,
        79,
        82,
        68,
        83,
        45,
        55,
        57,
        50,
        54,
    ]

    if len(guess) != 13:
        return False

    for i, c in enumerate(guess):
        if ord(c) != vals[i]:
            return False
    return True


if len(sys.argv) != 1:
    print "Usage: python check.pyc"
    exit(1)

guess = raw_input("Enter your guess for the flag: ");

if verify(guess):
    print "That's the correct flag!"
else:
    print "Wrong flag."