import re
def displaymatch(match):
    if match is None:
        return None
    return '<Match: %r, groups=%r>' % (match.group(), match.groups())
response = input("Your name: ")
response = str(response)
regex = re.compile(r"^[a-zA-Z0-9]{1,32}$")
if displaymatch(regex.match(response)):
    print("200")
else:
    print("400")