InterviewBit Problems   Wizards and Drawves : Unsolved

About the Wizards and Drawves : Unsolved category (1)
Most easiest solution and logical also (1)
Doubt regarding solution(Incoorect according to me) (3)
Relation between white and black hats (1)
What's the criteria of marking an answer correct? (3)
Nonsense question and solution (1)
What a stupid solution (2)
Follow this to get hint (1)
The hats supply is infinite and there is no pattern in which wizards are putting hats on dwarves (2)
Doubt regarding the pattern of hat colour (2)
Doubt regarding question (2)
Case 1 is creating confusion (1)