InterviewDigestOnline Assessment2026-08-17
Given a 4x4 matrix representing an initial configuration of a 15-puzzle, determine if the final configuration (with 0 in the bottom-right corner) can be achieved by shifting adjacent elements into the empty cell (0) one at a time.
Context & Summary
30 MCQ aptitude questions (moderate difficulty) and 4 coding questions. Topics included matrix manipulation, mathematical calculations, and optimization.
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