数组----三谈二维数组的排序

    static int[][] seq_int = {
            {2349,12,420,549,120,3,23},
            {1,30,84,693,29,4,4},
            {7,239,943,82,32,492},
            {2,4,234,5920,2019,40234},
            {5,603,582,6928,923752,234},
            {9,509,2392,95,102,402,2}
    };


    public static void main(String[] args) {

        Arrays.sort(seq_int, new Comparator<int[]>(){
            public int compare(int[] o1, int[] o2) {
                Arrays.sort(o1);
                Arrays.sort(o2);
                return o1[0] - o2[0];
            }
        });

        System.out.println(Arrays.deepToString(seq_int));


    }