力扣
class Solution {public List<List<String>> groupAnagrams(String[] strs) {Map<String, List<String>> map = new HashMap<>();for (String str : strs) {String hash = getHash(str);map.computeIfAbsent(hash, k -> new ArrayList<>()).add(str);}return new ArrayList<>(map.values());}public String getHash(String str) {char[] array = str.toCharArray();Arrays.sort(array);return String.valueOf(array);}
}
){kind=tracking}
