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what is wrong with my code help
Histogram using stack
Hey @sheikhhaji18
I am not able to figure out all the mistakes
Some are mentioned in it https://ide.codingblocks.com/s/382071
Will check it again in some time 
all test cases passed 
question->
https://practice.geeksforgeeks.org/problems/maximum-rectangular-area-in-a-histogram-1587115620/1#
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