Convert binary tree into min max product

Min max product of a node is collecting from left and right subtree of node. When node is leaf then its value are not change.

Here given code implementation process.

1) Convert binary tree into min max product in java 2) Convert binary tree into min max product in c++ 3) Convert binary tree into min max product in c 4) Convert binary tree into min max product in golang 5) Convert binary tree into min max product in c# 6) Convert binary tree into min max product in vb.net 7) Convert binary tree into min max product in php 8) Convert binary tree into min max product in node js 9) Convert binary tree into min max product in python 10) Convert binary tree into min max product in ruby 11) Convert binary tree into min max product in scala 12) Convert binary tree into min max product in swift 13) Convert binary tree into min max product in kotlin