Palantir Technologies Interview Question: Print a binary tree using breadth first search, i.e. print all numbers level by level on a tree. Add a line break between each level.

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Print a binary tree using breadth first search, i.e. print all numbers level by level on a tree. Add a line break between each level.

Anonymous

Apr 4, 2014

You need two counters to keep track of where you are and you need to use a queue to perform BFS