Done

Inventory.java

     public void updateQuality() {
         for (int i = 0; i < items.length; i++) {
             if (!items[i].getName().equals("Aged Brie")) {
-                if (items[i].getQuality() > 0) {
-                    if (!items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
-                        items[i].setQuality(items[i].getQuality() - 1);
+                if (items[i].getQuality() > 0 && !items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
+                    items[i].setQuality(items[i].getQuality() - 1);
                     }
-                }
-            } else {
-                if (items[i].getQuality() < 50) {
+            } else if (items[i].getQuality() < 50) {
                     items[i].setQuality(items[i].getQuality() + 1);
                 }
-            }
-
-            if (!items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
+                if (!items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
                 items[i].setSellIn(items[i].getSellIn() - 1);
             }
-
             if (items[i].getSellIn() < 0) {
                 if (!items[i].getName().equals("Aged Brie")) {
                   items[i].setQuality(items[i].getQuality() - 1);
-                } else {
-                    if (items[i].getQuality() < 50) {
+                } else if (items[i].getQuality() < 50) {
                         items[i].setQuality(items[i].getQuality() + 1);
                     }
                 }
             }
         }
+    
 }
-}
+