s = input()
l = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-"
ans = 200
if 1 <= len(s) <= 32:
	if s[0] not in ["_", "-"] and s[-1] not in ["_", "-"]:
		for c in s:
			if c not in l:
				ans = 400
	else:
		ans = 400
else:
	ans = 400
print(ans)