PYTHON PROBLEM 180 · Advanced

Find the single value with XOR

Find the only value without a duplicate.

bit manipulation · space · company screenbit manipulationspacecompany screen

PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests find the single value with xor. It belongs to the Interview Pattern Synthesis roadmap and uses the bit manipulation · space · company screen pattern.

Greedy proof, bit manipulation, and mixed-pattern practice that combines earlier techniques.

COMPLETE WORKSPACE

Learn the plan, trace the logic and run the solution

Complete access unlocks the full statement, two verified examples, visual execution plan, hints, browser compiler, solution and line-by-line interpretation.

Unlock all 180 lessons · ₹599One full year · one payment · no automatic renewal

SKILL TO CARRY FORWARD

Pattern relevance

This exercise strengthens bit manipulation · space · company screen. Be ready to explain the input, the rule, the boundary cases, and why the chosen approach is appropriate.