Attribute Parser Q not able to Solve - Please Help

#1

I am not able to solve this Q:-

Can somebody help me in solving this Q.

( I know this Q can be solved using Binary Trees but I am not able to solve it. )

#2

Hey,you can solve it using maps only.You don’t need tree.

1 Like
#3

Ok Sir. Thanks for the solution.

#4

A friend of mine has done this Q in this way using Segment Trees:-

https://ide.codingblocks.com/s/253547