Doubt in--"BUY AND SELL"

#1

I am not able to get why my code is giving wrong ans.pls help me figure out error in my code.link to my code is–https://ide.codingblocks.com/s/81178

#2

check it out , done using BIT tree.

#3

there is a bug in one test case , will fix it soon.

#4

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