Vertical order print binary tree

#1

this code is giving runtime error
pls check

#2

@avinashmallik2017 hey apna build function check kro is case me derha hai runtime:1 1125212117 -1 -1 -1
Print vertical ka apka logic sahi hai bs ek chnage kia hai pls see to it:

#3

@avinashmallik2017 made modifications in your code please see it:
https://ide.codingblocks.com/s/76204