AREA UNDER HISTOGRAM STACk

#1

https://ide.codingblocks.com/s/419118 ,
please check my code is not working , but sample output is same.

#2

Modified Code

i have done required changes
use long long instead of int and also in the last while loop use i instead of n

#3

but why long long int, there is not any constraint like this??

#4

yes
Height of each bar in histogram <= 10^9
now if you multiply it with some no it will overflow the int

#5

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