rt

#include <iostream>
#include <vector>
using namespace std;

int maxKilledEnemies(vector<vector<char>>& grid) {
    if (grid.empty() || grid[0].empty()) {
        return 0;
    }
    int rows = grid.size();
    int cols = grid[0].size();
    vector<vector<int>> dp(rows, vector<int>(cols, 0));
    int maxEnemies = 0;
    for (int i = 0; i < rows; i++) {
        int enemyCount = 0;
        for (int j = 0; j < cols; j++) {
            if (grid[i][j] == 'E') {
                enemyCount++;
            } else if (grid[i][j] == 'W') {
                enemyCount = 0;
            } else {
                dp[i][j] += enemyCount;
            }
        }
        enemyCount = 0;
        for (int j = cols - 1; j >= 0; j--) {
            if (grid[i][j] == 'E') {
                enemyCount++;
            } else if (grid[i][j] == 'W') {
                enemyCount = 0;
            } else {
                dp[i][j] += enemyCount;
            }
        }
    }
    for (int j = 0; j < cols; j++) {
        int enemyCount = 0;
        for (int i = 0; i < rows; i++) {
            if (grid[i][j] == 'E') {
                enemyCount++;
            } else if (grid[i][j] == 'W') {
                enemyCount = 0;
            } else {
                dp[i][j] += enemyCount;
                maxEnemies = max(maxEnemies, dp[i][j]);
            }
        }
        enemyCount = 0;
        for (int i = rows - 1; i >= 0; i--) {
            if (grid[i][j] == 'E') {
                enemyCount++;
            } else if (grid[i][j] == 'W') {
                enemyCount = 0;
            } else {
                dp[i][j] += enemyCount;
                maxEnemies = max(maxEnemies, dp[i][j]);
            }
        }
    }
    return maxEnemies;
}

int main() {
    int n, m;
    cin >> n >> m;
    vector<vector<char>> grid(n, vector<char>(m));
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            cin >> grid[i][j];
        }
    }
    int maxEnemies = maxKilledEnemies(grid);
    cout << maxEnemies << endl;
    return 0;
}