C++ | Leetcode C++题解之第419题棋盘上的战舰
题目:
题解:
class Solution {
public:
int countBattleships(vector<vector<char>>& board) {
int row = board.size();
int col = board[0].size();
int ans = 0;
for (int i = 0; i < row; ++i) {
for (int j = 0; j < col; ++j) {
if (board[i][j] == 'X') {
if (i > 0 && board[i - 1][j] == 'X') {
continue;
}
if (j > 0 && board[i][j - 1] == 'X') {
continue;
}
ans++;
}
}
}
return ans;
}
};
原文地址:https://blog.csdn.net/Ddddddd_158/article/details/142373390
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