Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example: Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order does not matter) 解题思路: 使用循环即可解决,…

题目链接 leetcode 93. Restore IP Addresses 题意 给定一段序列,判断可能组成ip数的所有可能集合 思路 可以采用模拟或者DFS的想法,把总的ip数分成四段,每段判断是否满足题意 class Solution { public: vector<string> ans; vector<string> restoreIpAddresses(string s){ if(!s.size()) return ans; solve(0,0,s,"&qu…

Restore IP Addresses Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example:Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order does not mat…

题目来源 https://leetcode.com/problems/restore-ip-addresses/ Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example:Given "25525511135", return ["255.255.11.135", "255.25…

Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example:Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order does not matter) 将给定字符串变为合法的IP地址(…

Given a string containing only digits, restore it by returning all possible valid IP address combinations. Example: Input: "25525511135" Output: ["255.255.11.135", "255.255.111.35"] 解法:Backtracking Java: public class Solution…

给定一个只包含数字的字符串,复原它并返回所有可能的IP地址格式.例如:给定 "25525511135",返回 ["255.255.11.135", "255.255.111.35"]. (我们可以不考虑数组内元素的顺序)详见:https://leetcode.com/problems/restore-ip-addresses/description/ Java实现: class Solution { public List<String&g…

Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example:Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order does not matter) 思路:回溯法 解向量X={str…

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class Solution { public: vector<string> ret; string src; int len; unordered_set<string> added; vector<string> restoreIpAddresses(string s) { if ( s.empty() ) return ret; src = s; len = src.size(); backTrack(,, ""); return ret;…