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Author: AvinandanBose

SortedMap10.java

@@ -16,14 +16,25 @@ public String toString() {
 
 
     public static void main(String[] args) throws Exception {
-        SortedMap<SortedMap10, Integer> map = new TreeMap<>(Comparator.comparingInt(o -> o.a));
+        SortedMap<SortedMap10, Integer> map = new TreeMap<>(Comparator.comparingInt(o -> o.a+ o.b));
         map.put(new SortedMap10(1, 2), 1);
         map.put(new SortedMap10(2, 3), 2);
         map.put(new SortedMap10(3, 4), 3);
         map.put(new SortedMap10(4, 5), 4);
         map.put(new SortedMap10(5, 6), 5);
         map.put(new SortedMap10(6, 7), 6);
         System.out.println("Map:" + map);
+
+        SortedMap<SortedMap10, Integer> map1 = new TreeMap<>(Comparator.comparingInt(o -> (o.a + o.b)*(-1)));
+
+        map1.put(new SortedMap10(1, 2), 1);
+        map1.put(new SortedMap10(2, 3), 2);
+        map1.put(new SortedMap10(3, 4), 3);
+        map1.put(new SortedMap10(4, 5), 4);
+        map1.put(new SortedMap10(5, 6), 5);
+        map1.put(new SortedMap10(6, 7), 6);
+        System.out.println("Map1:" + map1);
+
 
     }
 }

SortedMap9.java

@@ -13,13 +13,21 @@ public static void main(String[] args) throws Exception {
         map.put("f", 6);
         System.out.println("Map:" + map);
 
-        SortedMap<Integer, Integer> map2 = new TreeMap<>(Comparator.comparingInt(o -> o));
+        SortedMap<Integer, Integer> map2 = new TreeMap<>(Comparator.comparingInt(o -> o*(-1)));
         map2.put(1, 1);
         map2.put(2, 2);
         map2.put(3, 3);
         map2.put(4, 4);
 
         System.out.println("Map2:" + map2);
+
+        SortedMap<Integer, Integer> map3 = new TreeMap<>(Comparator.comparingInt(o -> o * (1)));
+        map3.put(1, 1);
+        map3.put(2, 2);
+        map3.put(3, 3);
+        map3.put(4, 4);
+
+        System.out.println("Map2:" + map3);
 
     }