There where few columns in the question.
The columns such as items or products with rows px1,px2...
some 2 columns,
Levels were 1,2,2,3,4,3,4,4.
The questions was to find the maximum time period and then
calculate the fetched time period with the matching PX column....
Also write the algorithm /method /procedure to traverse from level 4 to
I din't understand the algorithm part.
I came across such question for the 1st time.
If any one of you have ever come across similar question then please guide me .