public void PermuteUniqueTests()
{
PermutationsII obj = new PermutationsII();
var arr = new int[] { 1, 2, 3 };
var x = obj.PermuteUnique(arr);
arr = new int[] { 1 };
x = obj.PermuteUnique(arr);
arr = new int[] { };
x = obj.PermuteUnique(arr);
arr = new int[] { 1, 1, 2 };
x = obj.PermuteUnique(arr);
arr = new int[] { 1, 1, 2, 3 };
x = obj.PermuteUnique(arr);
}
public void Given_array_When_permute_Then_return_2()
{
var nums = new int[] { 3, 3, 0, 3 };
var result = PermutationsII.PermuteUnique(nums);
foreach (var item in result)
{
Console.WriteLine(string.Join(",", item));
}
Assert.AreEqual(4, result.Count);
}