11: Part 4: Java Tree structure interview and coding questions

This is an extension to Java Tree structure interview questions and coding questions — Part 3 where recursion was used for FlattenTree interface. Let’s use iteration here. Step 1: The FlattenTree  interface.

Step 2: The iterative implementation IterativeFlattenTree. This uses a LIFO stack…

300+ Java & Big Data Interview FAQs

16+ Java Key Areas Interview Q&As

800+ Java Interview Q&As

300+ Java & Big Data Tutorials