Create StringAnagramsList.java

Java/StringAnagramsList.java

@@ -0,0 +1,34 @@
+public class StringAnagramsList {
+
+    public static void main(String[] args) {
+        String str = "cat tac atc dog god";
+        String[] arr = str.trim().split(" ");
+
+        HashMap<String, List<String>> hashMap = new HashMap<>();
+        for (String item : arr) {
+            String key = getSortedItem(item);
+            List<String> listItems = hashMap.get(key);
+            if (listItems == null) {
+                listItems = new ArrayList<>();
+            }
+            listItems.add(item);
+            hashMap.put(key, listItems);
+        }
+        System.out.println(new ArrayList<>(hashMap.values()));
+    }
+
+    private static String getSortedItem(String item) {
+        char[] charArr = item.toLowerCase().toCharArray();
+        char temp;
+        for (int i = 0; i < charArr.length; i++) {
+            for (int j = i + 1; j < charArr.length; j++) {
+                if (charArr[j] < charArr[i]) {
+                    temp = charArr[j];
+                    charArr[j] = charArr[i];
+                    charArr[i] = temp;
+                }
+            }
+        }
+        return String.valueOf(charArr);
+    }
+}