题目：

题解：

int countBattleships(char** board, int boardSize, int* boardColSize){int row = boardSize;int col = boardColSize[0];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;
}