import sys
a=input()
if 1<=len(a)<=32:
	for x in range(len(a)):
		if x==0 or x==(len(a)-1):
			if a[x]=="_" or a[x]=="-":
				print(400)
				sys.exit()
		code =ord(a[x])
		if (65 <= code <= 90) or (97 <= code <= 122)or a[x]=="_" or a[x]=="-":
			pass
		else:
			
			try:
				wow=int(a[x])
			except:
				print(400)
				sys.exit()
else:
	print(400)
	sys.exit()
print(200)