Lehmät

#include <bits/stdc++.h>
using namespace std;
int main() {
	int h, d, cows=0;
	cin>>h>>d;
	string line;
	for (int y=0;y<h;y++){
		cin>>line;
		bool count = false;
		for (int x=0;x<d;x++){
			char c = line[x];
			if (count && c=='@'){
				cows++;
			}
			count = (c=='*')? !count:count;
		}
	}
	cout<<cows<<"\n";
	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