ziguang2的博客

1 判断一下代码的情况？ public class Parents { private String name = “lilly”; } public class Person extends Parents{ private String grade = “pa” ; public static void ma

1 对一个数据有n个数据进行排序? int[] arr = {…};//表示n个数据的数组 for(int i =0 ; i<=arr.length-1;i++){ for(int j =0 ; j < arr.length-1-i;j++){ if(arr[j]>arr[j+1]){ int temp = arr[j];