InterviewBit Problems   Ways to Decode : Unsolved

How is the expected answer 0 (2)
How to account for 0 in input (2)
[Python3] Solutin marked as correct - But doesn't pass one test case! (1)
Include strong test case for the problem (1)
Confusion in expected output A:261105 (2)
Wrong expected answer (6)
Wrong Result in Test with custom input as compared to Sumbit (1)
Disappointed with the question clearance (1)
Lack of test cases (1)
Worst statement framed ever! (1)
Unexpected Response (2)
Confusion with test case! (2)