題目
先來看 219. Contains Duplicate II 的題目內容:
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
.
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先來看 219. Contains Duplicate II 的題目內容:
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
.
先來看 53. Maximum Subarray 的題目內容:
Given an integer array nums, find the subarray with the largest sum, and return its sum.
Example 1:
Input: nums = [-2,1,-3,4,-1,2,1,-5,4]
Output: 6
Explanation: The subarray [4,-1,2,1] has the largest sum 6.