def check(A):
    res = 0
    M = len(A)
    # 横
    for i in range(M):
        s = set()
        for j in range(M):
            s.add(A[i][j])
        if len(s) == 1 and min(s) == "A":
            res += 1
    # 縦
    for j in range(M):
        s = set()
        for i in range(M):
            s.add(A[i][j])
        if len(s) == 1 and min(s) == "A":
            res += 1
    # 右下
    s = set()
    for i in range(M):
        s.add(A[i][j])
    if len(s) == 1 and min(s) == "A":
        res += 1
    # 右上
    s = set()
    for i in range(M):
        s.add(A[M - 1 - i][i])
    if len(s) == 1 and min(s) == "A":
        res += 1
    return res


N = int(input())
S = [list(input()) for _ in range(N)]
ans = 0
for i in range(N):
    for j in range(N):
        if S[i][j] != ".":
            continue
        tmp = S[i][j]
        S[i][j] = "A"
        ans += check(S)
        S[i][j] = tmp
print(ans)