#include "stdafx.h"
#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <set>
using namespace std;
int main()
{
	int n, m;
	cin >> n >> m;
	int ans = 0;
	vector<vector<char>> a(n, vector<char>(m));
	for (int i = 0; i < n; i++)
		for (int j = 0; j < m; j++)
		{
			cin >> a[i][j];
		}
	for (int i = 0; i < n; i++)
		for (int j = 0; j < m; j++)
		{
			if (a[i][j] == 'F')
			{
				for (int k = i; k < n; k++)
				{
					if (a[k][j] == '#')
						break;
					if (a[k][j] == 'M')
					{
						a[k][j] = '*';
						ans++;
					}
				}
				for (int k = i; k >= 0; k--)
				{
					if (a[k][j] == '#')
						break;
					if (a[k][j] == 'M')
					{
						a[k][j] = '*';
						ans++;
					}
				}

				for (int k = j; k < m; k++)
				{
					if (a[i][k] == '#')
						break;
					if (a[i][k] == 'M')
					{
						a[i][k] = '*';
						ans++;
					}
				}
				for (int k = j; k >= 0; k--)
				{
					if (a[i][k] == '#')
						break;
					if (a[i][k] == 'M')
					{
						a[i][k] = '*';
						ans++;
					}
				}
			}
		}
	vector <bool> lol(n, vector<bool>(m, false));

	system("pause");
    return 0;
}