Reverse last two characters with space

Company: IBM

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Technical Screen

Quick Answer: This question evaluates basic string manipulation and character indexing skills, including handling of edge cases when treating input as a raw character array. Commonly asked in Coding & Algorithms interviews, it tests practical implementation ability and attention to indexing and boundary conditions, classifying the task as a practical application in the string-manipulation domain.