# your code goes here
i = raw_input(">")
if i.isdigit():
print "Nice numer"
elif i.isalpha():
print "Word"
else:
print "Number and word"
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCgppID0gcmF3X2lucHV0KCI+IikKCmlmIGkuaXNkaWdpdCgpOgoJcHJpbnQgIk5pY2UgbnVtZXIiCmVsaWYgaS5pc2FscGhhKCk6CglwcmludCAiV29yZCIKZWxzZToKCXByaW50ICJOdW1iZXIgYW5kIHdvcmQiCgo=