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Set Mismatch

easy Solve on LeetCode

Last edited: August 19, 2025

Problem
Examples
Solution
Method 1 – Using Sums and Sum of Squares (Mathematical Approach)
Intuition
Approach
Complexity
Code
Method 2 – Cyclic Sort for Detecting Duplicate and Missing Number
Intuition
Approach
Complexity
Code

Related Tags

bit-manipulation hash-table leetcode duplicates-algo array-algo array-1-n missing ranged-array

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Two Number Missing in Range 1 to NMedium

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