@shachopin/

# Group Anagrams

## No description

Files
• Main.java
• jdt.ls-java-project
Main.java
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class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
}
}

design key
key是排序后的字符
value 是list of strs with 排序后same key
MySolution on lintcode 171 Anagrams:

public class Solution {
/**
* @param strs: A list of strings
* @return: A list of strings
*/
public List<String> anagrams(String[] strs) {
List<String> ans = new ArrayList<>();
Map<String, List<String>> strToList = new HashMap<>();

for (String str : strs) {
char[] chars = str.toCharArray();
Arrays.sort(chars);
String sortedString = String.valueOf(chars);
strToList.putIfAbsent(sortedString, new ArrayList<String>());
}

for (List<String> strList : strToList.values()) {
if (strList.size() > 1) { //单身汉我们不要
}

}
return ans;
}
}

MySolution on lintcode 772 Group Anagrams:

public class Solution {
/**
* @param strs: the given array of strings
* @return: The anagrams which have been divided into groups
*/
public List<List<String>> groupAnagrams(String[] strs) {
Map<String, List<String>> strToList = new HashMap<>();

for (String str : strs) {
char[] chars = str.toCharArray();
Arrays.sort(chars);
String sortedStr = String.valueOf(chars);

strToList.putIfAbsent(sortedStr, new ArrayList<String>());