import sys

from pprint import pprint

with open('test_input','r') as f:
    lines = [[tree for tree in lines.rstrip('\n')] for lines in f]


forrest = [['O' for i in range(len(lines))] for j in range(len(lines[0]))]

for i in range(0,len(lines)):
    for j in range(0,len(lines[i])):
        forrest[i][j] = 'O'

for i in range(0,len(lines)):
    for j in range(0,len(lines[i])):
        print(lines[i][j],end='') 
        print('(' + str(i) + ',' + str(j)+ ') ',end='')
    print()

for i in range(0,len(lines)):
    for j in range(0,len(lines[i])):
        #print(lines[i][j],end='') 
        #print('(' + str(i) + ',' + str(j)+ ') ',end='')
        if (i > 0 and i < len(lines)-1) and (j > 0 and j < len(lines[i])-1):
            #check up
            print('-> Checking: ' + str(lines[i][j]) + '(' + str(i) + ',' + str(j) + ')')
            for l in range(0,i): #check up
                if forrest[i][j] == 'X':
                    break
                #print('Range (up)  : ' + forrest[i][j]  +'>> '  + '0-' + str(i-1) + ' - ' + str(lines[i][j]) + '(' + str(i) + ',' + str(j)+ ')' + ' <=> ' + str(lines[l][j]) + '(' + str(l) + ',' + str(j)+ ') ')
                if (lines[i][j] <= lines[l][j]) and forrest[i][j] != 'X':
                    for k in range(0,j): #check left
                        if forrest[i][j] == 'X':
                            break
                        #print('Range (left): ' + forrest[i][j]  +'>> '  + '0-' + str(j-1) + ' - ' + str(lines[i][j]) + '(' + str(i) + ',' + str(j)+ ')' + ' <=> ' + str(lines[i][k]) + '(' + str(i) + ',' + str(k)+ ') ')
                        if lines[i][j] <= lines[i][k] and forrest[i][j] != 'X':
                            for p in range(i+1,len(lines)): #check down
                                if forrest[i][j] == 'X':
                                    break
                                #print('Range (down): ' + forrest[i][j]  +'>> '  + str(i+1) + '-' + str(len(lines)) + ' - ' + str(lines[i][j]) + '(' + str(i) + ',' + str(j)+ ')' + ' <=> ' + str(lines[p][j]) + '(' + str(p) + ',' + str(j)+ ') ')
                                if lines[i][j] <= lines[p][j] and forrest[i][j] != 'X':
                                    for q in range(j+1,len(lines[0])): #check right
                                        if forrest[i][j] == 'X':
                                            break
                                        #print('Range (right): ' + forrest[i][j] + '>> '  + str(j+1) + '-' + str(len(lines[0])) + ' - ' + str(lines[i][j]) + '(' + str(i) + ',' + str(j)+ ')' + ' <=> ' + str(lines[i][q]) + '(' + str(i) + ',' + str(q)+ ') ')
                                        if lines[i][j] <= lines[i][q] and forrest[i][j] != 'X':
                                            forrest[i][j] = 'X'
                                            #print('adding X')


count=0

for i in forrest:
    for j in i:
        if j == 'O':
            count+=1
print(count)