Is there more efficiant way of doing?

#1
#2

hi @deepaksehrawat150_50930f2fcb83f47e
another approach can be maintain a

map<int,vector<int>> m;

where it stores elemets according to level… and after u have all the elements stored in map, print the result in which on every second level, print the elements in the reverse order…

#3

hi @deepaksehrawat150_50930f2fcb83f47e
is there anything else?? or shall i mark the doubt as resolved??

#4

i don’t know about maps till now,is there a anothere way

#5

@deepaksehrawat150_50930f2fcb83f47e
refer this -->

1 Like
#6

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