#include <bits/stdc++.h>
using namespace std;

using i64 = long long;

int main() {
    cin.tie(nullptr)->sync_with_stdio(false);

    auto solve = [&]() {
        int n;
        cin >> n;

        vector<string> s(n);
        int cnt = 0;
        for (int i = 0; i < n; i++) {
            cin >> s[i];
            cnt += count(s[i].begin(), s[i].end(), '#');
        }

        if (n % 2 == 1 || cnt % 2 == 0) {
            cout << "Yes" << '\n';
        } else {
            cout << "No" << '\n';
        }
    };
    
    solve();
    
    return 0;
}