解题思路:两层循环,外层循环控制次数,内层循环负责向数组中写入数据 import java.util.*; public class Printer { public int[] arrayPrint(int[][] arr, int n) { // write code here int[] res = new int[n * n]; int index = 0; for (int j = n - 1; j >= 0; j--) { for (int i = 0; i < n - j...