Print all even nodes of Binary Search Tree

Here given code implementation process.

1) Print all Even nodes of a binary search tree in java 2) Print all Even nodes of a binary search tree in c++ 3) Print all Even nodes of a binary search tree in c 4) Print all Even nodes of a binary search tree in golang 5) Print all Even nodes of a binary search tree in c# 6) Print all Even nodes of a binary search tree in vb.net 7) Print all Even nodes of a binary search tree in php 8) Print all Even nodes of a binary search tree in node js 9) Print all Even nodes of a binary search tree in typescript 10) Print all Even nodes of a binary search tree in python 11) Print all Even nodes of a binary search tree in ruby 12) Print all Even nodes of a binary search tree in scala 13) Print all Even nodes of a binary search tree in swift 14) Print all Even nodes of a binary search tree in kotlin