//#include "/Users/the_sun/stdc++.h"
#include <bits/stdc++.h>

using namespace std;

ifstream in("input.txt");
ofstream out("output.txt");

#define pub push_back
#define pob pop_back
#define F first
#define S second
#define PI acos(-1)

typedef long long ll;

const ll MAXN = 1e9 + 4;
const ll MAXL = 1e18;
const ll N = 1000;
const double eps = 1e-11;

vector<pair<int, int> > add({{1, 0}, {-1, 0}, {0, 1}, {0, -1}});

int main() {
    int m, n;
    in >> n >> m;
    vector<vector<char> > v(n, vector<char> (m));
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; j++) {
            in >> v[i][j];
        }
    }
    int ans = 0;
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; ++j) {
            //cout << i << " " << j << " : ";
            for (int k = 0; k < 4; ++k) {
                //cout << i + add[k].F << "," << j + add[k].S << " ";
                if (v[i][j] == '+' && v[i + add[k].F][j + add[k].S] == '-') {
                    ans++;
                    break;
                }
            }
            //cout << "\n";
        }
    }
    out << ans << "\n";
    return 0;
}

/*
 7 8
 --------
 ---+++--
 ---+++--
 -+++++--
 -+++++--
 --++-+--
 --------

 3 3
 ---
 -+-
 ---
 */