Blogger:https://blog.baozitraining.org/2019/06/leetcode-solution-290-word-pattern.html Problem Statement Given a pattern and a string str, find if str follows the same pattern. Here follow means a full match, such that there is a bijection between a letter in pattern and a non-empty wo...
1publicbooleanwordPatternMatch(String pattern,String str){2if(pattern==null||str==null){3returnfalse;4}56Map<Character,String>lookup=newHashMap<>();7Set<String>dup=newHashSet<>();89returnthis.isMatch(pattern,str,lookup,dup);10}1112// DFS recursion to list out all the possibilities13publi...
1//Reference:https://leetcode.com/problems/word-pattern/discuss/73402/8-lines-simple-Java2publicbooleanwordPattern(String pattern, String str) {3String[] words = str.split(" ");4if(words.length !=pattern.length())5returnfalse;6Map index =newHashMap();7for(Integer i=0; i<words.length...
AI代码解释 publicclassSolution{publicbooleanwordPattern(String pattern,String str){String[]strArr=str.split(" ");char[]patternArr=pattern.toCharArray();if(strArr.length!=patternArr.length)returnfalse;int[]letter=newint[26];int[]index=newint[26];for(int i=0;i<patternArr.length;i++){if(l...
publicclassSolution {publicbooleanwordPattern(String pattern, String str) {//boolean followPattern=true;if(pattern ==null|| pattern.length() == 0){returnfalse; } String[] strArray=str.split(" ");if(strArray.length !=pattern.length()){returnfalse; ...
1publicclassSolution {2publicbooleanwordPattern(String pattern, String str) {3if(pattern==null|| str==null)returnfalse;4String[] all = str.split(" ");56if(pattern.length() != all.length)returnfalse;7HashMap<Character, String> map =newHashMap<Character, String>();8HashSet<String> set...
[i])==mymap2.end()){mymap.insert(pair<char,string>(pattern[i],strVector[i]));mymap2.insert(pair<string,char>(strVector[i],pattern[i]));}else{if((strcmp(mymap[pattern[i]].data(),strVector[i].data())!=0)||(mymap2[strVector[i]]!=pattern[i])){returnfalse;}}}returntrue...
mainframerand tahsintunan Added leetcode solutions (#1798) 2193ca0· Jan 3, 2023 HistoryHistory File metadata and controls Code Blame 19 lines (16 loc) · 618 Bytes Raw class Solution { public: bool wordPattern(string pattern, string str) { vector<int> pat_map (26, 0); unordered_map...
class Solution { fun wordPattern(pattern: String, s: String): Boolean { val s2c= mutableMapOf<String, Char>() val c2s= mutableMapOf<Char, String>() val length = s.length var i = 0 for (element in pattern) { if (i >= length) { ...
pattern = "abba", str = "dog dog dog dog" should return false. Notes: You may assume pattern contains only lowercase letters, and str contains lowercase letters separated by a single space. My solution: publicclassSolution{publicbooleanwordPattern(Stringpattern,Stringstr){if(str==null||pattern...