classSolution:deffindDuplicate(self, nums:List[int]) ->int:# 如果只有两个元素,第一个元素一定是重复元素iflen(nums) ==2:returnnums[0]# fast每次走两步,slow每次走一步,起始点可以为任意位置fast =0slow =0# python没有do while,所以在循环外写了一遍slow = nums[slow] fast = nums[nums[fast]]...
Finding duplicate values is crucial for efficient database management as it ensures data consistency and integrity. The following steps show a practical example of identifying duplicate entries in MySQL. Step 1: Create a Sample Table (Optional) To practice discovering duplicates in MySQL,create a tab...
Write a Python program to find the first duplicate element in a given array of integers. Return -1 if there are no such elements.Sample Solution:Python Code :def find_first_duplicate(nums): num_set = set() no_duplicate = -1 for i in range(len(nums)): if nums[i] in num_set: re...
Python代码: class Solution(object): def findDuplicate(self, paths): """ :type paths: List[str] :rtype: List[List[str]] """ filemap = collections.defaultdict(list) for path in paths: roads = path.split() directory, files = roads[0], roads[1:] ...
class Solution { public: vector<vector<string>> findDuplicate(vector<string>& paths) { unordered_map<string, vector<string>> m; vector<vector<string>> res; for (string& path : paths) { istringstream is(path); string pre = "", t = ""; is >> pre; while (is >> t) { int idx ...
Strings can also be sorted using thesorted()function, which returns a list of characters in alphabetical order. To convert the result back to a string, use''.join(). string_example ="hello" sorted_string =''.join(sorted(string_example))# returns "ehllo" ...
Additional non-parsable characters are at the end of the string address search Adjust a textBox:s height automatically to the contents inside it adjust asp.net panel width and hieght using CSS ADO.NET (XML) is Missing from Database Expert When Create New Connection in Crystal Report AES...
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Got duplicate results (from both vscode-msr + official extension like vscode-python). No results found if you disabled vscode-msr via menu or hot-key of "Toggle enable/disable msr".Then just press Alt+F2 to temporarily toggle Enable/Disable of Finding Definition. Change Alt+F2 if hot-keys...
代码(Python3) class Solution: def findDuplicate(self, nums: List[int]) -> int: # 二分区间左边界,初始化为 1 l: int = 1 # 二分区间右边界,初始化为 n r: int = len(nums) - 1 # 当前区间不为空时,继续二分 while l <= r: # 计算区间中点 mid mid: int = (l + r) >> 1 #...