生成100以内五个不重复的随机数
import java.util.Random;
public class Random02 {
public static void main(String[] args) {
Random random = new Random();
//创建一个数组
int[] arr = new int[5];
for (int i = 0; i 
生成100以内五个不重复的随机数
import java.util.Random;
public class Random02 {
public static void main(String[] args) {
Random random = new Random();
//创建一个数组
int[] arr = new int[5];
for (int i = 0; i