Class Solution
- java.lang.Object
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- g0201_0300.s0217_contains_duplicate.Solution
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public class Solution extends Object
217 - Contains Duplicate.Easy
Given an integer array
nums
, returntrue
if any value appears at least twice in the array, and returnfalse
if every element is distinct.Example 1:
Input: nums = [1,2,3,1]
Output: true
Example 2:
Input: nums = [1,2,3,4]
Output: false
Example 3:
Input: nums = [1,1,1,3,3,4,3,2,4,2]
Output: true
Constraints:
1 <= nums.length <= 105
-109 <= nums[i] <= 109
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Constructor Summary
Constructors Constructor Description Solution()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
containsDuplicate(int[] nums)
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