Lehmät

#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

int main() {
	int n, m; int c = 0;
	bool flip = false;
	string inp;
	cin >> n >> m;
	for (int a = 0; a < n; a++) {
		cin >> inp;
		for (int b = 0; b < m; b++) {
			if (inp[b] == '@') { if (flip) c++; }
			if (inp[b] == '*') flip = !flip;
		}
		flip = false;
	}
	cout << c;
	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: WRONG ANSWER

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: WRONG ANSWER