import sys

I = sys.stdin.read().splitlines()
G = [list(l) for l in I]
W = len(G[0])
H = len(G)

def north():
    for x in range(W):
        for y in range(H):
            if G[y][x] == "O":
                for j in range(y-1,0-1,-1):
                    if G[j][x] == '.':
                        G[j][x] = "O"
                        G[j+1][x] = "."
                    else:
                        break

def south():
    for x in range(W):
        for y in range(H-1,0-1,-1):
            if G[y][x] == "O":
                for j in range(y+1,W,1):
                    if G[j][x] == '.':
                        G[j][x] = "O"
                        G[j-1][x] = "."
                    else:
                        break

def east():
    for y in range(H):
        for x in range(W-1,0-1,-1):
            if G[y][x] == "O":
                for i in range(x+1,H,1):
                    if G[y][i] == '.':
                        G[y][i] = "O"
                        G[y][i-1] = "."
                    else:
                        break


def west():
    for y in range(H):
        for x in range(W):
            if G[y][x] == "O":
                for i in range(x-1,0-1,-1):
                    if G[y][i] == '.':
                        G[y][i] = "O"
                        G[y][i+1] = "."
                    else:
                        break

for _ in range(1_000):
    north()
    west()
    south()
    east()

print(sum((H-y)*row.count('O') for y,row in enumerate(G)))