Python | Leetcode Python题解之第419题棋盘上的战舰
题目: 题解: class Solution:def countBattleships(self, board: List[List[str]]) -> int:return sum(ch X and not (i > 0 and board[i - 1][j] X or j > 0 and board[i][j - 1] X)for i, row in enumerate(board) for j, ch in enumerat…
2025-02-23