def num_up(x):
    b = 0
    for i in x:
        if i.isupper() == True:
            b += 1
    return b





A = {}
M = 0
N = int(input())
for i in range(N):
    inp = input()
    b = inp.lower()
    if b in A:
        A[b].append(inp)
    else: A[b] = [inp]
text = input().split()
for i in text:
    l = i.lower()
    if l in A:
        if i in A[l]:
            pass
        else: M += 1
    else:
        if num_up(i) == 1:
            pass
        else: M += 1
print(M)