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Leetcode 219. 存在重复元素 II(可以,已解决)
2022-07-23 18:26:00 【我不是萧海哇~~~~】

给你一个整数数组 nums 和一个整数 k ,判断数组中是否存在两个 不同的索引 i 和 j ,满足 nums[i] == nums[j] 且 abs(i - j) <= k 。如果存在,返回 true ;否则,返回 false 。
示例 1:
输入:nums = [1,2,3,1], k = 3
输出:true
示例 2:
输入:nums 边栏推荐
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