[NeetCode] Duplicate Integer

• Problem
• Synced automatically from devbattery/neetcode-submissions

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Attempts

Attempt 1 · 2026-04-21 · Python

• Commit: 11961aa
• Source: Data Structures & Algorithms/duplicate-integer/submission-0.py

class Solution:
    def hasDuplicate(self, nums: List[int]) -> bool:
        return len(set(nums)) != len(nums)