Not able to get the way to solution

#1

int this , i am not getting how the area is computed,there are many areas more to find ,why we are removing the bigger pillars and if we are removing how they are being considered in finding area.why we are popping ,pushing in this way.plz explain in brief

#2

@kingshuk441
Please see this https://www.geeksforgeeks.org/largest-rectangle-under-histogram/

If your doubt is resolved please close it

#3

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