摘要：
#include #include #include #include using namespace std;int main(){ int n; cin >> n; vector board(n); int cnt = 0; for(int i = 0 ; i > board[i]; } for(int i = 1 ; i < n-1; i ++ ){ for(int j = 1 ; j < n-1; j ++ ){ if(board[i][j] == '#' && board[i-1][j] == '#' &a 阅读全文