import java.util.Arrays;import java.util.Random;public class Main {public static void main(String[] args){int[] nums = new int[100];for(int i = 0; i < nums.length; ++i){nums[i] = i + 1;}Random generator = new Random();for(int i = 0; i < nums.length; ++i){int arrayIndex = generator.nextInt(nums.length - i);int tmp = nums[nums.length - 1 - i];nums[nums.length - 1 - i] = nums[arrayIndex];nums[arrayIndex] = tmp;}System.out.println(Arrays.toString(nums));}}