Package g0201_0300.s0219_contains_duplicate_ii

Class Solution

java.lang.Object

g0201_0300.s0219_contains_duplicate_ii.Solution

public class Solution
extends Object

219 - Contains Duplicate II\. Easy Given an integer array `nums` and an integer `k`, return `true` if there are two **distinct indices** `i` and `j` in the array such that `nums[i] == nums[j]` and `abs(i - j) <= k`. **Example 1:** **Input:** nums = [1,2,3,1], k = 3 **Output:** true **Example 2:** **Input:** nums = [1,0,1,1], k = 1 **Output:** true **Example 3:** **Input:** nums = [1,2,3,1,2,3], k = 2 **Output:** false **Constraints:** * 1 <= nums.length <= 105 * -109 <= nums[i] <= 109 * 0 <= k <= 105

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
boolean	containsNearbyDuplicate(int[] nums, int k)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Solution

public Solution()

Method Details

containsNearbyDuplicate

public boolean containsNearbyDuplicate(int[] nums,
 int k)