java 输出一个4*4整数矩阵中的最小数答:public class Tt{public static void main(String[] args) {int[][] num = {{1, 2, 3, 4}, {1, 2, 3, 4}, {1, 2, 77, 4}, {1, 2, 123, 4}};int[] temp = new int[4];for (int x = 0; x < num.length; x++) { //定位行int[] arr = num[x];Arrays....