Judge the same criteria?
All the same elements do not look aligned, combination see
- Dismantling Features
- The same number of elements of the array 1, but does not see the order
- 2 element may be repeated, then, not only the non-repetition of elements
- The 3 does not equal 1123 1233
https://zhidao.baidu.com/question/540792935.html
I think the answer is not right