public static void main(String[] args) {
        MaxIncreasingPathInMatrix maxIncreasingPathInMatrix=new MaxIncreasingPathInMatrix();
        int[][] input = {
                {9, 9, 4},
                {6, 6, 8},
                {2, 1, 1}
        };
        int[][] input1 = {
                {3, 4, 5},
                {3, 2, 6},
                {2, 2, 1}
        };
        System.out.println(maxIncreasingPathInMatrix.longestIncreasingPathII(null));
        System.out.println(maxIncreasingPathInMatrix.longestIncreasingPathII(new int[0][]));
        System.out.println(maxIncreasingPathInMatrix.longestIncreasingPathII(input));
        System.out.println(maxIncreasingPathInMatrix.longestIncreasingPathII(input1));
    }