import re
steps = input()
if len(steps) <= 1000:
    pattern_password = re.compile(r'^(?=.*[0-9].*)(?=.*[a-z].*)(?=.*[A-Z].*)[0-9a-zA-Z]{8,}$')
    if bool(pattern_password.match(steps)) == True:
        print('Yes')
    else:
        print('No')