package leetcode._47_;

import java.util.HashSet;

import java.util.List;

/**

* Created by zhangbo54 on 2019-03-04.

*/

public class Main {

public static void main(String[] args) {

Solution solution = new Solution();

int[] nums = {1, 1, 2};

System.out.println(solution.permuteUnique(nums));

System.out.println(solution.permuteUnique(nums).size());

HashSet<List<Integer>> set = new HashSet<>(solution.permuteUnique(nums));

System.out.println(set.size());

}

}