[백준] 1100번 하얀 칸

https://www.acmicpc.net/problem/1100

1100번: 하얀 칸

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


int main() {
	char arr[8][8];
	for (int i = 0; i < 8; i++) {
		for (int j = 0; j < 8; j++) {
			cin >> arr[i][j];
		}
	}
	int count = 0;
	for (int i = 0; i < 8; i++) {
		for (int j = 0; j < 8; j++) {
			if ((i + j) % 2 == 0 && arr[i][j] == 'F') count++;
		}
	}
	cout << count;
	return 0;
}