s=str(input())
n=len(s)
t=200
if len(s)<1 or 33<len(s):
	t=400

for x in range(n):
	if ord(s[x])==45 or ord(s[x])==95 or 65<=ord(s[x])<=95 or 97<=ord(s[x])<=122:
		0
	else:
		t=400
if ord(s[0])==45 or ord(s[0])==95:
	t=400
if ord(s[-1])==45 or ord(s[-1])==95:
	t=400
print(t)