import sys, os

L = sys.stdin.read().strip().split("\n")
G = [list(l) for l in L]
H = len(G)
W = len(G[0])

S = 0
for i in range(1,H-1):  # rows
    for j in range(1, W-1):  # cols
        if G[i][j] == "A":
            for P in ["MMSS", "SMMS", "SSMM", "MSSM"]:
                if G[i-1][j-1] == P[0] and G[i-1][j+1] == P[1] \
                  and G[i+1][j+1] == P[2] and G[i+1][j-1] == P[3]:
                    S+=1
print(S)