test case hidden

Question

When I solve the problem, I unlock the first 3 test cases and the last 2 remain locked even though I am told the code is correct.
How do I unlock them?

Answer 1

hanan ,
to see what your issue is, we need to see your code. please post the link to it here.
thanks!

Answer 2

This is not possible.
Another question is if really your code correct is. Many here claim that.