Lehmät

#include <iostream>
#include <vector>
#include <algorithm>
#include <map>
#include <set>
#include <cmath>
#include <numeric>
#include <random>
#include <chrono>
#include <ctime>
#define int long long
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
using namespace std;
const int INF = 1e18;
 
 
signed main() {
    //freopen("file.in", "r", stdin);
    //freopen("file.out", "w", stdout);
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.precision(20);
    cout.setf(ios::fixed);
    int n, m; cin >> n >> m;
    vector<vector<char>> sas(n, vector<char> (m));
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; ++j) {
            cin >> sas[i][j];
        }
    }
    int ans = 0;
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; ++j) {
            int l = 0, r = 0, u = 0, d = 0;
            for (int k = 0; k < i; ++k) {
                if (sas[k][j] == '*') {
                    l++;
                }
            }
            for (int k = i + 1; k < n; ++k) {
                if (sas[k][j] == '*') {
                    r++;
                }
            }
            for (int k = 0; k < j; ++k) {
                if (sas[i][k] == '*') {
                    u++;
                }
            }
            for (int k = j + 1; k < m; ++k) {
                if (sas[i][k] == '*') {
                    d++;
                }
            }
            if (l == r && r == u && u == d && d == 1 && sas[i][j] == '@') {
                ans++;
            }
        }
    }
    cout << ans << endl;
    return 0;
}

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: ACCEPTED

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: ACCEPTED