n = int(input())
d = {}
for i in range(n):
    s = input()
    s_low = s.lower()
    if s_low in d.keys():
        d[s_low].append(s)
    else:
        d[s_low] = [s]
s = input()
errors = 0
for word in s.split():
    w_low = word.lower()
    if w_low in d.keys():
        if word not in d[w_low]:
            errors += 1
    else:
        k = 0
        for letter in word:
            if letter.isupper():
                k += 1
        if k != 1:
            errors += 1
print(errors)