2048更改检查方法java

public class ChangeChecker {
    private int[][] board;

    public ChangeChecker(int[][] board) {
        this.board = board;
    }

    public boolean isChanged(int[][] newBoard) {
        for (int i = 0; i < board.length; i++) {
            for (int j = 0; j < board[i].length; j++) {
                if (board[i][j] != newBoard[i][j]) {
                    return true;
                }
            }
        }
        return false;
    }
}