stringencode(vector<string>strs){// ... your codereturnencoded_string;} Machine 2 (receiver) has the function: vector<string>decode(string s){//... your codereturnstrs;} So Machine 1 does: string encoded_string=encode(strs); and Machine 2 does: vector<string>strs2=decode(encoded_stri...
https://leetcode.com/problems/decode-string/ https://leetcode.com/problems/decode-string/discuss/87728/share-my-c-solution https://leetcode.com/problems/decode-string/discuss/87543/0ms-simple-C%2B%2B-solution LeetCode All in One 题目讲解汇总(持续更新中...)...
Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid. 判断一个字符串中的括号是不是合法的。 题解:用栈做。 代码不贴了。 【22】Generate Parentheses(2019年1月22日,复习) 【28】Implement strStr()(算法群,2018年11月4日,练习kmp...
0535 Encode and Decode TinyURL Go Medium 85.9% 0537 Complex Number Multiplication Go Medium 71.4% 0541 Reverse String II Go Easy 50.5% 0551 Student Attendance Record I Go Easy 48.2% 0557 Reverse Words in a String III Go Easy 81.9% 0567 Permutation in String Go Medium 44.3% 0583 Delete Opera...
package leetcode func reverseStr(s string, k int) string { if k > len(s) { k = len(s) } for i := 0; i < len(s); i = i + 2*k { if len(s)-i >= k { ss := revers(s[i : i+k]) s = s[:i] + ss + s[i+k:] } else { ss := revers(s[i:]) s = s...
Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: 代码解读 s = "leetcode" return 0. s = "loveleetcode", return 2. 1. 2. 3. 4. 5. Note: You may assume the string contain only lowercase letters. ...
Encode and Decode Strings Design Compressed String Iterator 参考资料: https://leetcode.com/problems/string-compression/discuss/118472/C++-simple-solution-(-EASY-to-understand-)-with-explanation LeetCode All in One 题目讲解汇总(持续更新中...) ...
[LeetCode] 767. Reorganize String 重构字符串 Given a stringS, check if the letters can be rearranged so that two characters that are adjacent to each other are not the same. If possible, output any possible result. If not possible, return the empty string....
Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order. Example 1: Input: "Let's take LeetCode contest" Output: "s'teL ekat edoCteeL tsetnoc" Note: In the string, each word is separated by ...
原题链接在这里:https://leetcode.com/problems/string-compression/ 题目: Given an array of characters, compress itin-place. The length after compression must always be smaller than or equal to the original array. Every element of the array should be a character (not int) of length 1. ...