public static void main(String[] args){ //创建一个int数组,长度为100, int n = 100; int[] arrayInt = new int[n]; Random random = new Random(); ArrayList myList = new ArrayList(); while(myList.size() < 100){ //随机函数生成0-100的整数 int num = random.nextInt(101); //myLi
第5周 数组 5.1 数组 5.2 数组计算 public class Main { public static void main(String[] args) { for (int i = 1; i < 10; i++) { if (prime(i)) { System.out.println(i); } } } public static boolean prime(int x) {// 判断是否素数 boolean isPrime = true;// 默认是素数 if (x == 1 |
Random rand = new Random(); boolean[] bool = new boolean[100]; int[] number = new int[100]; int randINT; for(int i = 0;i<100;i++){ do{ randINT = rand.nextInt(99); }while(bool[randINT]); number[randINT] = randINT; bool[randINT] = true; }
