LC-0217 Easy LeetCode

217. Contains Duplicate

Read the full problem statement on LeetCode.

Difficulty: easy Acceptance: 63% Topics: Array, Hash Table, Sorting

Reading material

Reference solution (spoiler · python)

# Time:  O(n)
# Space: O(n)

class Solution(object):
    # @param {integer[]} nums
    # @return {boolean}
    def containsDuplicate(self, nums):
        return len(nums) > len(set(nums))

Solution from kamyu104/LeetCode-Solutions · MIT