2017-01-27-k-distance-from-node

Print nodes at k distance from root

Given a root of a tree, and an integer k. Print all the nodes which are at k distance from root.

For example, in the below tree, 4, 5 & 8 are at distance 2 from root.

Name		Name	Last commit message	Last commit date
parent directory ..
README.md		README.md
grajagopalan-k-distance-from-node.cs		grajagopalan-k-distance-from-node.cs
jknight-k-distance-from-node.scala		jknight-k-distance-from-node.scala
jkrause-k-distance-from-node.js		jkrause-k-distance-from-node.js
jschapiro-k-distance-from-node.js		jschapiro-k-distance-from-node.js
sradutnuy-k-distance-from-node.hs		sradutnuy-k-distance-from-node.hs
syip-k-distance-from-node.java		syip-k-distance-from-node.java