Java Solution (JW)
\npublic String[] uncommonFromSentences(String s1, String s2) {\n\tMap<String, Integer> count = new HashMap();\n\tfor (String word: s1.split(" ")) {\n\t\tcount.
```\npublic String[] uncommonFromSentences(String s1, String s2) {\n\tMap<String, Integer> count = new HashMap();\n\tfor (String word: s1.split(" ")) {\n\t\tcount.put(word, count.getOrDefault(word, 0) + 1);\n\t}\n\tfor (String word: s2.split(" ")) {\n\t\tcount.put(word, count.getOrDefault(word, 0) + 1);\n\t}\n\n\tList<String> ans = new LinkedList();\n\tfor (String word: count.keySet()) {\n\t\tif (count.get(word) == 1) {\n\t\t\tans.add(word);\n\t\t}\n\t}\n\n\treturn ans.toArray(new String[ans.size()]);\n}\n```
['Java']