impl Solution { pub fn check_inclusion(s1: String, s2: String) -> bool { // 统计 s1 中每个字符出现的次数 let mut ch_cnt = vec![0; 26]; for &c in s1.as_bytes() { ch_cnt[(c as u8 - b'a') as usize] += 1; } // 先将 s2 转成字符切片,方便后续遍历和引用 let s2 =...
[LeetCode] 567. Permutation in String Given two strings s1 and s2, return true if s2 contains a permutation of s1, or false otherwise. In other words, return true if one of s1's permutations is the substring of s2. Example 1: Input: s1 = "ab", s2 = "eidbaooo" Output: true Exp...
classSolution {public:boolcheckInclusion(strings1,strings2) {intn1 = s1.size(), n2 = s2.size(), cnt = n1, left =0; vector<int> m(128);for(charc : s1) ++m[c];for(intright =0; right < n2; ++right) {if(m[s2[right]]-- >0) --cnt;while(cnt ==0) {if(right - left ...
In other words, one of the first string's permutations is the substring of the second string. 答案 class Solution { public boolean checkInclusion(String s1, String s2) { if(s2.length() < s1.length()) return false; int[] s1_freq = new int[512]; int[] freq = new int[512]; for...
Algorithem_PermutationInString Given two strings s1 and s2, return true if s2 contains a permutation of s1, or false otherwise. In other words, return true if one of s1's permutations is the substring of s2. <!--more--> Example 1: ...
Given two strings s1 and s2, write a function to return true if s2 contains the permutation of s1. In other words, one of the first string's permutations is the substring of the second string. Example 1: Input: s1 = "ab" s2 = "eidbaooo" ...
https://discuss.leetcode.com/topic/87861/c-java-clean-code-with-explanation https://discuss.leetcode.com/topic/87884/8-lines-slide-window-solution-in-java 本文转自博客园Grandyang的博客,原文链接:[LeetCode] Permutation in String 字符串中的全排列 ...
pair<std::vector<Permutation<element_type, rank_type>* >, std::map<string, int> > load_format_trec(string qresult){ std::string line; std::map<string, int> map_queries; std::vector<Permutation<element_type, rank_type>* > rankings; ifstream infile; infile.open(qresult.c_str()); ...
ResolveMacrosInContext(stringvalue, Permutation eachItems =null,boolitemsOnly =false){boolkeepGoing;if(string.IsNullOrEmpty(value)) {returnvalue; }do{ keepGoing =false;varmatches = _macro.Matches(value);foreach(varminmatches) {varmatch = masMatch;varinnerMacro = match.Groups[2].Value;varouterMa...
The methods apply in the presence of a multivariate covariate z. They are based on the assumption that the treatment values are assigned randomly to the subjects.关键词: Analysis of covariance distribution-free inference multiple regression permutation test treatment effect ...