return False sol=Solution() print sol.containsNearbyDuplicate([1,0,1,1], 1)
代码(Python3) class Solution: def containsNearbyDuplicate(self, nums: List[int], k: int) -> bool: # 维护每个数最后一次出现的下标 num_to_last_index: Dict[int, int] = {} for i, num in enumerate(nums): j: Optional[int] = num_to_last_index.get(num) #若 num 存在,且 i - j ...
AI检测代码解析 class Solution { public boolean containsNearbyDuplicate(int[] nums, int k) { Set<Integer> set = new HashSet<Integer>(); for(int i = 0; i < nums.length; i++){ if(i > k) set.remove(nums[i - k - 1]); if(!set.add(nums[i])) return true; } return false; ...
Input: nums = [1,2,3,1,2,3], k = 2 Output: false Constraints: 1 <= nums.length <= 105 -109 <= nums[i] <= 109 0 <= k <= 105 My Solution: fromcollectionsimportCounterclassSolution(object):defcontainsNearbyDuplicate(self, nums, k):""":type nums: List[int] :type k: int ...
专栏集合:王几行xing:【Python-转码刷题】LeetCode 力扣新手村100题汇总 +刷题顺序 读题 解法一:暴力解法 思路 逐一遍历元素; 将某个元素和它右边的元素逐一对比,如果相等则返回 True; 否则返回 False class Solution: def containsDuplicate(self, nums: List[int]) -> bool: for i in range(len(nums))...
def containsDuplicate(self, nums): """ :type nums: List[int] :rtype: bool """ return True if len(nums) != len(set(nums)) else False 4.楼下大神的字典解法:也很优秀,如果字典不存在数组的值,就dict[i] =i class Solution(object): ...
Contains Duplicate - Leetcode 217 - Python, 视频播放量 5、弹幕量 0、点赞数 0、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 呼吸的chou, 作者简介 :),相关视频:【Python爬虫】手把手教你20行代码永久白嫖VIP付费电影,可分享源码,轻松实现看电影自由!python爬
题目链接:https://leetcode.com/problems/contains-duplicate/题目简单描述:输入一串整数数列,如果数字串中有重复数字返回True;否则返回False。思路:(一)每个数字与其后面的每一位数字做比较,如果有相同数字则输出True;否则输出False;Time: O(n*n); Space: O(1)因
python3 直接排序,再比对相邻元素 1 class Solution(object): 2 def containsDuplicate(self, nums): 3 """ 4 :type nums: List[int] 5 :rtype: bool 6 """ 7 if nums==[]: return False 8 nums=sorted(nums) 9 i=1 10 while i<len(nums): ...
= null && Math.abs((long) higherKey - nums[i]) <= t)) {return true;}}set.add(nums[i]);}return false;}6 python 解法。class Solution(object):def containsNearbyAlmostDuplicate(self, A, k, t):""":type A: List[int]:type k: int:type t: int:rtype: bool"""n = len(A)A = ...